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
is that you have us.
就是有我们帮助。
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
When can you come around to discuss some details with us?
什么时候可以过来和我们讨论细节呢？