Recoil electron
[醫] 反沖電子
?? 詞語組成解析
recoil
['rik??l]
vi. 反跳，跳回;退卻，后退;報應;
n. （尤指槍炮的）反沖;后退，退縮;反跳，跳回;反沖力;
re(back)+coil(hinder pan后部)→退卻；彈回；起反應；跳回；反作用；炮的彈回
electron
[i'lektr?n]
n. 電子;
??? 情景例句
It's a big one!
真大喲！
Constant dropping wears away a stone.
滴水穿石。
OK. We can get some more tomorrow. We should finish the floor now. Can you take the other end of this piece of wood? Now you have to pull it to make the surface smooth like that.
好吧。我們明天再多買些。現在我們應該把地板弄好。你能抓住木板的另一端嗎？現在你要來回拉動木板，使它的表面象那塊兒木板一樣光滑。