"this shift occurs spontaneously"
同义词: ad lib ad libitum impromptu
以上来源于: WordNet
Many people spontaneously stood up and cheered.
许多人自发地站起来欢呼。
Usually a woman's breasts produce milk spontaneously after the birth.
通常女性在生孩子后乳房会自然泌乳。
It's whether a species has developed this ability spontaneously.
是一个物种是否自发地发展了这种能力。
"What you see here is the people's funeral, people paying their respects spontaneously on the streets, as they remind themselves that they propelled her from the streets,".
VOA: standard.2009.08.03
When we have an isolated system, the criterion that determineswhether something happens spontaneously is the entropy has to increase.
对于孤立系统,决定一个过程是否自发发生的判据为:,熵必须增加。
OK, clearly we'd be much better off if we had some systematic quantitative way to tell whether something would happen spontaneously.
好,如果我们有一些系统定量的方法来判断,一个过程是否会自发进行,那就会更好了。
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