🧩 词语组成解析
a. 安定药
🗣️ 情景例句
His studies advanced steadily.
他的学业不断进步。
Please show me a cheaper one.
请给我看一件比较便宜的衣服。
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。