Cellulose acetate-propionate
[建] 醋酸-丙酸纤维素
🧩 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)
n. [有化] 丙酸盐；丙酸酯
🗣️ 情景例句
And I'll be amply rewarded in return.
我会有作为奖赏的充分的回报。
What's your motherland?
你祖国是哪儿？
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。