Compound lever
复式杠杆; 复杆
🧩 词语组成解析
lever
['li:və, 'levə]
n. 杠杆;操作杆;工具;
vt. 用杠杆撬动;
🗣️ 情景例句
Good-bye, Dean Rafer.
再见， Rafer主任。
They have brought wine with them to the dinner party.
他们为晚宴带来了美酒。
He fell behind with his work.
他工作落后了。