Lactan
[医] 内酰胺, 酯(音涓)
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
He's looking forward to going to America.
他盼望去美国。
Between twelve and eighty years we gradually lose this power;
除在12岁至80岁之间，我们逐渐丧失这种能力。