Boyaus
n. 【采矿】 (矿井)狭长通道；【军事】对壕, 交通壕
🗣️ 情景例句
I visited Japan on an observation tour of its industries.
我到日本观摩它的工业。
Slow help is no help.
帮忙不及时，等于不帮忙。
Please make sure I get an invitation.
请记住寄张请帖给我哦。