Rinneite
[矿]钾铁盐
🗣️ 情景例句
with one real intergenerational program.
用一套真正跨辈份的活动。
Don't be shy!
别害羞嘛！
I've got a problem and as I don't know what to do I thought I'd write to you and ask for your advice.
我有一个问题，因为我不知道该怎么办。我想我最好写信给你，征求你的意见。