| 词汇 | ultracold |
| 释义 | ultracold adjective (alsoultra-cold)uk /ˌʌl.trəˈkəʊld/ us /ˌʌl.trəˈkoʊld/ extremely cold: 极冷的，冰冷的 A new freezer stores tissue at ultra-cold temperatures. The physicists are able to produce complex molecules in ultracold quantum gases. Cryo-treatment uses ultracold temperatures to kill the wart. Using laser pulses and ultra-cold temperatures, physicists were able to observe atoms flying together in the shape of a cube. Ice formed on the tank when it was filled with ultracold liquid oxygen and hydrogen. They ran a current through the gel, cooled it with ultracold liquid helium, and that allowed them to witness superconductivity. Cold Arctic Baltic bitingly bitter bone-chilling brass chill chill factor freeze frostbite frostnip glacially isothermal isothermally keenness minus nippy parky perishing wintry |
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