Lockgate
n. (运河等的)闸门
🗣️ 情景例句
How come you're not studying?
你为什么不学习？
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
I've got a problem and as I don't know what to do I thought I'd write to you and ask for your advice.
我有一个问题，因为我不知道该怎么办。我想我最好写信给你，征求你的意见。