Alfin catalyst
[化] 醇烯催化劑; 醇鈉烯催化劑
?? 詞語(yǔ)組成解析
catalyst
['k?t?l?st]
n. <化>觸媒，催化劑;〈比喻〉觸發(fā)因素;促進(jìn)因素;〈口〉有感染力的人;
cata向下+lyst裂開(kāi)，分解→分解下去→催化[劑]
??? 情景例句
Your gong fu has a lot of good and bad points, but I'd like to draw particular attention to problems in your footwork.
你的功夫優(yōu)點(diǎn)和缺點(diǎn)并存，但我希望你能特別要注意你的步法。
I can't tell what will happen.
我可說(shuō)不出將會(huì)發(fā)生什么事。
Recent developments in astronomy have made it possible to detect planets in our won Milky Way and in other galaxies.
天文學(xué)方面最新發(fā)展使得我們能夠在銀河系和其他星系發(fā)現(xiàn)行星。