Optional function
[计] 任选功能
🧩 词语组成解析
🗣️ 情景例句
A diamond of this size is unique.
这种尺寸的钻石是独一无二的。
You have a radio,don't you?
你有一台收音机，对吗？
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。