Hydrolith
[化] 氢化钙
🗣️ 情景例句
I'll have to work for years to pay off my college loan.
我得工作好几年才能还清助学贷款。
Excuse me, but may I ask a question?
对不起，我可以问个问题吗？
No pain，no gain.
不劳无获。