U-tube
[化] U型换热管
🧩 词语组成解析
🗣️ 情景例句
Give me a scotch on the rocks.
给我杯加冰的苏格兰威士忌。
This alone made our nine-day trip worthwhile.
光这件事我们九天的旅行就非常值得。
The eggs are sold by the dozen.
鸡蛋按打卖。