Copula
n. 系词, 介体, 接合部\\n[医] 介体; (舌)联桁; 交配
✅ 同义词
📖 牛津释义
copula
n
(grammar) type of verb that connects a subject with its complement 系词（即连系动词, 用以连结主语及其补语）
In `George became ill', the verb `became' is a copula. 在Georgebecameill一句中, became是系词.
🗣️ 情景例句
so that we can toast Lillian--and me.
以便我们能敬Lillian一杯 ，也敬我。
The mother's breath is aye sweet.
母亲的低语总是甜蜜的。
Some things are collected deliberately in the home in an attempt to avoid waste.
居家度日，有目的地收藏某些东西是为了防止浪费。