| 词汇 | alga |
| 释义 | alga noun[ Cusually pl ] us/ˈæl·ɡə/pluralalgaeus/ˈæl·dʒi/ biology a very simple plant that grows in or near water and does not have ordinary leaves or roots Examples of algaalga For maximum medicinal benefit, agar should be prepared in the summer after the alga has been scorched as much as possible. Two phases of the life cycle were typical for this alga : non-motile mature vegetative and motile generative cells. While the interpretation of these ribbon-like megascopic remains as a eukaryotic alga seems plausible and attractive, they may be colonial cyanobacteria. The few specimens taken are doubtless from unkilled patches of this alga in tanks. The evidence is that blooms of toxic algae are naturally occurring and are triggered primarily by combinations of calm water and good sunlight. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Nitrogen and phosphorus take oxygen from the seabed and feed poisonous algae at the surface. From Europarl Parallel Corpus - English Dimethyl sulfide is believed to arise in surface water from the natural biochemistry of certain species of marine algae. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 They have increasingly acted as a fertiliser for algae, which then use up the oxygen in the water as they grow rapidly. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Let us consider the algae that form already. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The clear waters were invaded by a particularly potent algae. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The simplest process would be to grow green algae and extract them from water, dry them and burn the resulting powder. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Because of the very mobile nature of marine algae, it is necessary to include a safety margin to ensure protection of public health. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Imagine if we could understand how algae produce oxygen from sunlight. From Europarl Parallel Corpus - English Scientists at the directorate of fisheries research routinely monitor molluscan shellfish, principally mussels, for the toxin which they can accumulate from certain algae. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 These algae are also known to produce chemicals which can be toxic to mammals, including man. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 See all examples of alga 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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