Reaction variable
[化] 反应程度
🧩 词语组成解析
🗣️ 情景例句
If you cheat in a test, you've really only cheating yourself.
如果你在测验中作弊的话，你欺骗的只有你自己。
The samples you asked for will follow by separate post.
贵方所要样品另行邮寄。
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。