Chain rule
[计] 链式法则
🧩 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;
rule
[ru:l]
n. 规则，规定;统治，支配;章程;
vt.& vi. 控制，支配;判定;裁定，裁决;价格稳定;
vt. 统治;规定;管理;裁决;
vi. 统治;管辖;裁定;
🗣️ 情景例句
It's just ... slow.
只是……太慢了。
We have a vision of the future.
我们对未来有一番憧憬。
He's only forty-one years old, and he has already been to nearly every country in the world.
他只有41岁，但他却过世界上几乎每一个国家。