Technetium
n. 锝\\n[化] 锝
🗣️ 情景例句
Thanks for all your hospitality.
谢谢你的感情招待。
It's hot this afternoon.
今天下午很热。
The big clock which used to strike the hours day and night was damaged many years ago and has been silent ever since.
教堂的钟很大，以前不分昼夜打点报时，但很多年前遭到毁坏，从此便无声无息了。