Thioxene
二甲基噻吩
🗣️ 情景例句
You had something on your mind
你显然有话要说
Care and diligence bring luck.
谨慎和勤奋，带来好运气。
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。