Sulphur hexafluoride
六氟化硫
🧩 词语组成解析
sulphur
['sʌlfə]
n. 硫磺;硫磺色，黄绿色;[动]粉蝶科蝶;
v. 使硫化;用硫磺处理;在…中加硫磺;
n. 六氟化物
🗣️ 情景例句
I have good news and bad news, which do you want to hear first?
我有好消息和坏消息，你想先听哪个？
Nothing for nothing.
不费力气，一无所得。
Beautiful day, isn't it?
今天天气真好，是不是？