Upper transmission
[化] 上传动
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
🗣️ 情景例句
about your salaries and your savings.
关于薪资和储蓄。
It slipped my mind.
我忘了。
Debbie's father will set out with her in a small boat.
黛比的父亲将乘一条小船同她一道出发。