Linking verb
n. 连系动词（如be, seem, become）
🧩 词语组成解析
[计] 连接, 链接
🗣️ 情景例句
Dad and I were planning to go to the game,
爸爸本来要和我一起去，
The missile is in pursuit of the jet.
导弹追赶着喷气机。
Rubbish, however, is only part of the problem of polluting our planet.
然而，垃圾只是我们这个星球的污染问题的一个方面。