Cannon's test
[医] 坎农氏试验(消化性机能X线检查)
🧩 词语组成解析
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
He that goes a borrowing,goes a sorrowing.
向人借债是自寻烦恼。
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。