J.
[医] 焦耳氏当量(热功当量)
🗣️ 情景例句
I went back for it, but the ferry was gone.
等我回去找的时候 船已经开走了。
Who is the greatest poet of our times?
谁是当代最伟大的诗人？
OK. Let's go to Number 1 Machine Shop.
好吧，让我们去第一机械车间。