Polylysine
n. [生化]多熔素
🗣️ 情景例句
Come in, Michelle,
请进 ，Michelle
We have an extended warranty available at extra cost.
对于额外价钱我们有较长的保证期限。
Inevitably you arrive at your destination almost exhausted.
一旦抵达目的地，你总是疲惫不堪。