Comparison tube
[医] 比值管, 比色管
🧩 词语组成解析
🗣️ 情景例句
Now we'll find out about the surprise.
现在我们可以知道是什么样的惊喜了。
A horse that will not carry a saddle must have no oats.
不愿加鞍的马，不得吃燕麦。
Some old people are oppressed by the fear of death.
有些老年人因为怕死而感到烦恼。