Semidirect leads
[医] 半直接导程
🧩 词语组成解析
n. 领导者；引线；管道（lead的复数）
🗣️ 情景例句
I certainly am. May I help you?
我是，我能帮您什么忙吗？
I know the boy whose father is a merchant.
我知道那个男孩的父亲是商人。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。