Tsn
abbr. Thermal Severity Number 热程度值; 温变系数
🗣️ 情景例句
Birds are good pets, they can wake you up by singing in the morning.
鸟是很好的宠物，它们早上的歌声可以将你从梦中唤醒。
No one is a fool always, every one sometimes.
无人总是当傻瓜，人人有时当傻瓜。
Please come in and sit down. But come to school earlier next time.
但下次要早点到校。