| 单词 | 突然变化 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔alert〕Parents should be alert to sudden changes in children's behaviour.父母应该对孩子行为的突然变化有所警觉。剑桥高阶〔behind〕What's behind this sudden change of policy? 政策突然变化，真正的原因何在？麦克米伦高阶〔crisis〕An unstable condition, as in political, social, or economic affairs, involving an impending abrupt or decisive change.危机：政治、社会或经济等方面的包含即将来临的突然变化或决定性变化的不稳定状态美国传统〔critical angle〕The angle of attack of an airfoil at which airflow abruptly changes, causing changes in the lift and drag of an aircraft.临界迎角：气流发生突然变化致使飞机的升力和阻力发生变化时的机翼的迎角美国传统〔discern〕The reasons behind this sudden change are difficult to discern.产生这种突然变化的背后原因很难理解。韦氏高阶〔glitch〕Astronomy A sudden change in the period of rotation of a neutron star.【天文学】 中子星旋转周期的突然变化美国传统〔peripeteia〕A sudden change of events or reversal of circumstances, especially in a literary work.突变：事情或环境的突然变化，尤指在文学作品中美国传统〔quantum jump〕Physics Abrupt change from one energy level to another, especially such a change in the orbit of an electron with the loss or gain of a quantum of energy.【物理学】 量子跃迁：从一能量级到另一能量级的突然变化，尤指在力场轨道中，电子失去或获得能量量子时的变化美国传统〔shudder〕A convulsive shiver, as from fear or revulsion; a tremor.战栗：痉挛似的哆嗦，如因恐惧或感情突然变化引起的；震颤美国传统〔tolerate〕Few plants will tolerate sudden changes in temperature.很少植物经受得住气温的突然变化。牛津高阶〔trouble〕Sudden changes by the government can cause terrible trouble in the housing market.政府政策的突然变化会给房产市场造成极大的麻烦。朗文当代The party's supporters are clearly perplexed by its sudden change in policy.该党的支持者显然被它政策的突然变化搞糊涂了。剑桥国际The sudden change of policy was presented to the party as a fait accompli, without any prior consultation or discussion.未经事前的协商讨论，政策的突然变化就作为既成事实摆在了这个党的面前。剑桥国际There was a break in the weather last week. 上周天气突然变化。译典通 |
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