| 词汇 | expiration |
| 释义 | expiration noun[ U or C ] uk /ˌek.spɪˈreɪ.ʃən/ us /ˌek.spəˈreɪ.ʃən/ expirationnoun[U or C] (END)mainly US(UK usuallyexpiry, uk /ɪkˈspaɪə.ri/ us /ɪkˈspaɪr.i/) the situation in which something that lasts for a fixed length of time comes to an end or stops being in use: 到期，期满；结束 the expiration of a lease/visa租约期满／签证到期 expiration dateWhat is the expiration date of your credit card? (= What is the last date on which it can be used?)你的信用卡什么时候到期？ the final part of something endThis mammal roamed the steppes during the end of the last Ice Age. closeStock prices were up 6 percent at the close of the trading day. culminationThis starring role in a West End musical is the culmination of her years of hard work in local theatres. completionAt the completion of the exam, please return the materials to the proctor's desk and exit the room quietly. endpointBoth parties agree that they have reached a suitable endpoint to the negotiations. He was fired before the expiration of his contract. Our automated auto-renewal system will notify you when your domain name is nearing expiration. He claimed that his expectation of privacy should have continued beyond the expiration of the rental period. The pharmaceutical company faces a wave of patent expirations on its bestselling drugs . Ends and endings abrupt end accomplishment at the close of something break break something up cessation conclusion death endgame ending endpoint era expiry finalization swansong tailpiece terminable terminative the tail end twilight expirationnoun[U or C] (BREATHING)medical , biology specialized the act of breathing out: During normal breathing, expiration is passive and no muscles are contracted. Breath intake and expiration were mostly active only in the upper half of her chest. Asthma is characterized by recurring episodes of difficult breathing and wheezing on expiration and inspiration. The stridor is usually heard when the infant breathes in (inspiration), but can also be heard when the infant breaths out (expiration). He extinguished the candle by a sharp expiration of breath on its flame. The patient performs one or two forced expirations (huffs) from mid to low lung volume. Animal physiology: breathing & stopping breathing aerobic asphyxia asphyxiation aspirate breathable breathe (something) in choke draw breathphrase expire hyperventilation non-breathing out of breath pant puff puffed puffed out puffer stifle strangulation suffocate expiration | American Dictionaryexpiration noun[ U ] us/ˌek·spəˈreɪ·ʃən/ the end of a period of time during which an agreement or official document can be used: He stayed on past the expiration of his tourist visa. expiration | Business Englishexpiration noun[ U ] USuk /ekspɪˈreɪʃən/us → expiry: Trading was brisk as the quarterly expiration of options and futures spurred demand for shares. Examples of expirationexpiration In spontanously breathing children, the time available for expiration is approximately twice the time of inspiration. Depending on how the assessment was conducted, it might be very difficult to give an exact expiration date for the report. Inspirations are shown as positive values and expirations as negative values. Early vocalizations, arising from the expiration of air through the vocal tract, consist of a natural, vowel-like resonance reflecting characteristics of the oral cavity. From recordings made in the caval veins during expiration, maximal velocities were determined during both systole and diastole. In mechanically ventilated patients with total cavo-pulmonary anastomoses, the pulmonary blood flow is increased during expiration. During inspiration, the velocity of forward flow across the tricuspid valve was relatively normal, while during expiration there was diastolic reversal of flow. Delivery is at the discretion of the short position holder and can be exercised any time during the contract expiration month. We now consider lease expiration at a known date in the future. This appeared during expiration, and not on inspiration as is expected in conditions with reduced compliance and abnormal rise in pressure. The longest period for a lease with an expiration date ends in 2077, although some leases extend in perpetuity. In deriving the equilibrium, we have assumed that, upon the expiration of the advance notice, the firm can dismiss the worker at no cost. The duration of one's expiration [for each repercussion] will be gradually shortened and the repercussions will become more rapid. To minimize the potential error introduced by respiratory translation of cardiac position, acquisition of images in older children and adults was timed with end expiration. A fact is said to be expired after its expiration interval. See all examples of expiration These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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