Wachenheim-reder sign
[医] 瓦-雷二氏征(见于阑尾炎)
🧩 词语组成解析
红(外)光测距仪
🗣️ 情景例句
I'm always in a bad mood on Mondays.
我每个星期一情绪都很低落。
While there is life, there is hope.
留着青山在，不怕没柴烧。
No, that would be fine. I'll tell you how to get here.
不晚，就这么定了。我告诉你到这儿来怎么走。