Solution calot's
[医] 卡洛氏溶液
🧩 词语组成解析
🗣️ 情景例句
I have to turn off the lights,
我得关掉灯，
He is a good friend that speaks well of us behind our backs.
背后说人好话的够朋友。
That's not a problem.
那没问题。