Redar
红外光测距仪
🗣️ 情景例句
I feel so bad for him.
我为他难过。
I played upstairs yesterday.
我昨天在楼上玩。
Goodness me! Six zeros! I've never seen anything like this before.
天啊！带六个零的大钞！我还从来没有见过这样大的钞票。