Chain drive
[化] 链动法; 链条传动法
🧩 词语组成解析
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
drive
[draɪv]
v. 驾驶;开车;驱动;迫使;
n. 驱车旅行;驱动力;车道;驱动器;
🗣️ 情景例句
Oh, how do you do?
噢 你好吗?
Won't you have a bit of this cake?
请尝一点蛋糕吧！
but it was not until 1869,
但直到1869年，