excitovasomotor
例句
Will your preschooler need a tutor?
你的学龄前孩子需要家教吗？
The average preschooler sees about three ads a day, according to the findings. Teenagers see about five per day.
根据该研究的发现，学前儿童平均一日看到大约3则广告，十多岁儿童看到大约5则。
As a parent you might never guess all the ways a good imagination benefits your child. It helps a preschooler.
父母可能永远无法意识到好的想象力对于孩子能有多大的帮助。
