Lac acid
[化] 紫胶酸; 虫胶酸
🧩 词语组成解析
n. 紫胶, 十万, 许多\\n[医] 虫胶, 虫漆, 乳
🗣️ 情景例句
to save money for my college tuition.
存钱准备我的大学学费。
I'm on my way.
我这就上路。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。