Pentosan
n. [生化]戊聚糖,多缩戊糖
🗣️ 情景例句
That's easy.
这很容易。
The bus is bigger than other cars, but too crowded.
巴士虽然比小汽车大，但是太拥挤了。
Yes, I do. But I walk sometimes.
是的，我通常骑车。但有时我也步行。