Presystolic accentuated
[医] 收缩前杂音
🧩 词语组成解析
[医] [心]收缩前期的, [心]收缩前的
加重
🗣️ 情景例句
We're not?
不在这里？
How could that be?
怎么可能有这种事？
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转，帮助我们更好地了解地球、天气和其他情况。