Allomorph
[计] 词素变体\\n[化] 同质异像变体
🗣️ 情景例句
Bye-bye.
再见。
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
Hi, Lin Tao! What are you going to do on Sunday?
嗨，林涛！星期天你打算干啥？