Cellulose acetate butyrate
[建] 乙酸丁酸纤维素
🧩 词语组成解析
cellulose
['seljuləus]
n. 细胞膜质，纤维素;（用于制作涂料、漆等的）纤维素化合物;
n. 醋酸盐\\n[化] 醋酸盐(或酯、根)
[化] 丁酸盐(酯或根); 丁酸\\n[医] 丁酸盐
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
You're very kind to take the trouble to help me.
谢谢你不怕麻烦帮助我。
It's time for us to say No to America.
是我们对美国说不的时候了。