Medline
n. <美>联机医学文献分析和检索系统
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
I probably can't help you with this.
这个我恐怕帮不上忙。
We'd like a chance to bid on this business.
我们希望能有机会投标这笔生意。