Lactic acid anhydride
[机] 乳酸酐
🧩 词语组成解析
lactic
['læktik]
adj. 乳的;
[化] 酸酐; 酐; 某酐\\n[医] 酐, 脱水物
🗣️ 情景例句
How long has he held office?
他已任职多长时间了？
Generally speaking, it's cheaper but slower to ship goods by sea than by rail.
总的来说，海运比铁路运输更便宜，但速度慢一些。
In democratic countries any efforts to restrict the freedom of the press are rightly condemned.
在民主国家里，任何限制新闻自由的企图都理所当然地受到谴责。