Committed step
[化] 關鍵步驟; 關鍵反應
?? 詞語組成解析
committed
[k?'mitid]
adj. 忠誠的，堅定的;
v. 保證（做某事、遵守協議或遵從安排等）( commit的過去式和過去分詞 );把…托付給;把…記（或寫）下來;承諾;
step
[st?p]
n. 步，腳步;步驟，手段;步調;級別;
vt.& vi. 舉步，行走;踩，踏上;跨入;輕快地走;
vi. 踏，踩;走;
vt. 跳舞;邁步;使成階梯狀;
??? 情景例句
I'll give him your message as soon as he's available.
他一有空我就轉告他您的留言。
Crows do not pick crow's eyes.
同室不操戈。
After buying a new chain I was faced with the insurmountable task of putting the confusing jigsaw puzzle together again.
我買來一根新鏈條后，面臨的就是如何把這些令人眼花繚亂的拼板重新組裝起來。