Laurusan
脱氢间型霉素
🗣️ 情景例句
I'm glad for the dog.
我真替那只狗高兴。
Are you happy with your new job?
你对这一次的新工作感觉开心吗？
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。