Picolinamide
吡啶酰胺, 氮苯酰胺
🗣️ 情景例句
You are my best friend in the whole world.
你是我在这个世界上最好的朋友。
It's a windy city.
这是一个多风的城市。
but on the third night, a storm blew up.
但第三天晚上起了风暴。