Nematoidea
n. 线虫类（等于nematoda）
🗣️ 情景例句
It's meant to be.
命该如此。
Nothing so bad, as not to be good for something.
塞翁失马，安知非福。
I felt very nervous when I went into his office.
我走进他的办公室，感到非常紧张。