Benzchrysene
[化] 苯并┒
🗣️ 情景例句
Earth day should be every day.
每一天都应该是地球日。
I'd appreciate it if you'd wait until be end for questions.
如果你等我做完再询问我会感激你的。
How about if we go tomorrow instead?
我们改成明天去怎么样？