Prealloy
预制合金
🗣️ 情景例句
about taking care of babies, I assure you.
如何照顾小孩， 我向你保证。
I asked him to pay, but he wouldn't.
我请他付账，但是他不肯。
You have to be able to plan your work so that all your jobs will be finished in time.
以便你的工作能及时完成。