Xanthyletin
美洲花椒素
🗣️ 情景例句
I'm extremely sorry for the delay.
对此延误，我深感抱歉。
Dogs wave their tails not so much in, love to you as your bread.
狗摇尾巴，爱的是你的面包。
But most probably it will all depend upon campers themselves:
但最重要的或许是露营者自己，