Htc
abbr. 热传导系数（Heat Transfer Coefficient）
🗣️ 情景例句
She's an easy-going teacher.
她是位随和的老师。
This pencil is longer than that one.
这支铅笔比那一个长。
Suddenly someone shouted.'It's two minutes past twelve! The clock has stopped!'
“已经12点零2分了！那钟已经停了！”