Galactosamine
n. [生化]半乳糖胺,氨基半乳糖,软骨糖胺
🗣️ 情景例句
Those are the rules and regulations, and we have to abide by them.
这些就是这儿的规矩， 大家都应该遵守。
What's so funny?
什么事那么好笑？
let alone distances of tens or hundreds of light years.
更不用说几十光年或几百光年远的地方了。