Polylactic resin
[建] 聚孔酸树脂
🧩 词语组成解析
resin
['rezin]
n. 树脂;合成树脂;松香;
vt. 用树脂处理;涂擦树脂于;
🗣️ 情景例句
And you didn't exercise?
你没有参加健身操？
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧？
What's matter?
怎么回事？