Ejection phase
[医] 排出期, 心室射血期
🧩 词语组成解析
n. 驱逐, 喷出, 排出物\\n[化] 排出
🗣️ 情景例句
OK. Do you know when you'll come and visit?
好啊。你知道几时还会再来拜访我们吗？
Steel ball
钢珠
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。