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
Yes. It's a great way to really see the canyon.
真的。那是真正参观峡谷的好方式。
When I left, he was at home.
当我离开的时候，他回家了。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。