如果一种变化不影响食物的化学成分，那我们便称之为物理变化。

If a change does not affect the food's chemical composition, we call it a physical change.

youdao

这部分反映出美国立场的一种变化。

That partly reflects a change in America’s stance.

youdao

这部分反映出美国立场的一种变化。

That partly reflects a change in America's stance.

youdao

That is to say I can now reroute that sodium plus chlorine reaction and go a different way, but I still end up with the same change in energy.

也就是说，我可以重新定义一种,钠与氯的反应途径,从另一种途径来实现反应，但是能量的变化过程相同。

麻省理工公开课 - 固态化学导论课程节选

Or, he doesn't say it; his autobiographical hero says it: "Any genuinely new trend in art is a knight's move, a change of shadows, a shift that displaces the mirror." Okay.

或者他没讲，他是在自传《英雄》中提到了：,“艺术上任何一个全新的趋势都是迂回前进的，是一种影子的改变，一个转移镜子的变化“

耶鲁公开课 - 1945年后的美国小说课程节选

Most frequently, chord changes come on the downbeat so composers signal to us in a fourth way the downbeat by means of chord change.

通常,和弦的变化都在重拍上,所以作曲家们用这第四种途径,通过和弦的变化告诉我们重拍的位置

耶鲁公开课 - 聆听音乐课程节选