Be careful not to spill the milk.

小心别把牛奶溅出来了。

youdao

I spill the milk on the desk as he rushes in.

他冲进来时我把牛奶弄撒了，溅到桌上。

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The little girl tried not to spill the milk while drinking it.

这位小女孩喝牛奶的时候试着不要洒出来。

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They start producing little, miniature sentences like "Want cookie" Or "Milk spill" and the function morphemes, the little words, "In," "Of," "A," "The," and so on start to gradually appear.

他们开始创造出短小的句子,比如"要饼干"或"奶洒了",而诸如"在内","属于","一个","这个"等短词的功能语素,也开始逐渐出现

耶鲁公开课 - 心理学导论课程节选