R-wave
[醫(yī)] R波(心電圖)
?? 詞語組成解析
wave
[wev]
n. 波浪，波動;揮手;涌現(xiàn)的人（或事物）;洶涌的行動（或思想）態(tài)勢;
vi. 搖擺，起伏;
vt.& vi. （一端固定地）飄揚;揮手指引;揮動…示意;略呈波形;
vt. 揮手表示;揮舞;使…略呈波形;燙（發(fā)）;
??? 情景例句
No one knows for certain what happened, but it's a fair bet that it was not an accident.
沒有人知道究竟發(fā)生了什么，但幾乎可以肯定這并非意外。
I'm doing it for you!
我這樣還不是為你好！
When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
在大火最后被撲滅后，森林管理當(dāng)局訂購了好幾噸一種生長迅速的特殊類型的草籽。