Fluoroethyl
氟代乙酯
🗣️ 情景例句
To honor an order of big size like yours, it's beyond our financial capability.
执行象你们这样一个庞大的订货，超过了我们的财务能力。
Boy Scouts serve the community.
童子军服务社区。
You must look after it. Give it to Mr. Hu.
你一定要好好保管啊！让胡老师帮你拿着。