Gasmetry
气体测量
🗣️ 情景例句
Now I can help diaper him.
我现在可以帮他换尿布了。
Sincerely hope that your visit here will be worthwhile and meaningful.
衷心希望您的来访有收获且意义深远。
You need to wear lots of warm clothes.
人们要穿很多的保暖的衣服。