🧩 词语组成解析
on
[ɑn]
prep. (表示方向)向;(表示对象)对;(表示位置)在…上;(表示时间)在…之时;
adv. (放,穿,连接)上;向前,(继续)下去;
adj. 活动着的情况,状态;使用着的;发生着的;计划中的;
🗣️ 情景例句
I should be finished packing by then.
到那时候我应该已经整理好行李了。
I took one quart of oil.
我拿了一夸特油。
But of course, he can learn by himself. He has a book and a dictionary.
但当然,他也可以自学。他有书和词典。