Alternating current welder
[机] 交流电弧熔接机
🧩 词语组成解析
a. 交互的\\n[医] 交替的
n. 焊接工\\n[化] 焊机
🗣️ 情景例句
Lend-me your black-bag.
把你的黑包借给我吧。
A courageous foe is better than a cowardly friend.
勇敢的敌人胜过懦怯的朋友。
He believed that everyone should be prepared to do heavy work, from the leaders to the poorest peasants.
他认为从领袖到最穷苦的农民，每个人都该乐于从事重体力劳动。