Copaivic acid
[化] 苦配巴酸
🧩 词语组成解析
🗣️ 情景例句
That's us, Susan.
那正是我们， Susan。
I was 10 minutes late.
我迟到了五分钟。
Then, instead of having someone answering the phone all day, people can ring up the railway station and listen to a tape recording of the information.
然后，人们可以打电话到火车站，从录音电话中获取信息，而不要安排一个专人整天接电话。