✅ 同义词
🗣️ 情景例句
I must say the products in Shanghai have improved very much in the past ten years.
我得承认上海的产品这十年来进步了很多。
For once, I haven't taken the wrong train!
我从来不曾误搭过一次列车。
I want some envelopes,please.
请给我拿几个信封。