Tetrazane
四氮烷
??? 情景例句
Attending school is compulsory in this country.
這國(guó)家衽的是義務(wù)教育。
Could you tell me where is the rest room?
你能不能告訴我洗手間在哪里？
At least sorting out the things she should have discarded years ago was now being made easier for her.
這樣一來(lái)，她倒是容易將那些幾年前就該扔掉的東西找出來(lái)了。