Plethysmograph
n. [医]体积描记器
🗣️ 情景例句
I feel as though I have been standing here for 50 days.
可我感觉像是在这里站了50天。
The following answer is subject to official confirmation.
以下的答案必须再经过正式确认才有效。
and see that nothing particularly alarming is happening to its companions.
并且看到自己的同伴身上没有发生让自己担惊受怕的事。