Plethysograph
血色计
🗣️ 情景例句
Do you think you are over-qualified, then?
那你认为你资历过高了？
We can't write very well.
我们不能写那么多。
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。