Allomorph
[计] 词素变体\\n[化] 同质异像变体
🗣️ 情景例句
Thank you.
谢谢 。
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
The children pulled the boat up from the water. Then they started to look around the island.
孩子们把船从水中拉了上来。然后他们开始察看海岛的四周。