Tractometer
工况仪, 测功计, 工作测定表
🗣️ 情景例句
If you go camping, at night you'll hear all the nocturnal animals.
如果你去野营，晚上可以听到动物的夜歌。
A man can not spin and reel at the same time.
一心不能二用。
I was alone，but not lonely.
我独自一人，但并不觉得寂寞。