Key change
[電] 關鍵字壓縮
?? 詞語組成解析
key
[ki?]
n. 鑰匙;（打字機等的）鍵;關鍵，線索，秘訣;（音樂的）調;
vt. 鍵入;鎖上;調節…的音調;提供線索;
vi. 使用鑰匙;
adj. 關鍵的;主要的;
change
[t?eind?]
vt. 改變，變更;交換，替換;兌換;換衣服（床單）;
vi. 改變，轉變;交換，互換;換衣，更衣;
n. 變化，改變;交換，交替;零錢，找頭;代替物;
??? 情景例句
Hello, I would like to speak to ..., please.
喂， 我想找一下……
The whole carton is packed with double straps, each corner of the carton consolidated with metal angles.
紙箱外加了兩道箍，每個箱角都用金屬角加固。
Just a minute. She's taken the bag that usually sits on top of the cupboard.
等等。她帶走了通常放在壁櫥頂上的包。