Pentaglycine
五甘氨酸
🗣️ 情景例句
I'd like two cheeseburgers all-dressed, please.
我的奶酪汉堡什么料都要。
It is easy to open a shop but hard to keep it always open.
开设店铺易，维持常开难。
Hi! Nice to meet you, too!
我也很高兴见到你。