Ringelmann chart
[医] 林格耳曼氏图(用以检查烟的浓度)
🧩 词语组成解析
🗣️ 情景例句
Now the hard work begins.
艰苦的工作现在开始了。
First catch your hare, then cook him.
不要谋之过早。
At last he said,I think I can help him. He'll be OK if I do one small operation.
“我想我能治他的病。只要我给他做一个小手术，他就会好的。”