Polyuronide
[化] 多糖醛酸苷\\n[医] 多糖醛酸甙
🗣️ 情景例句
It's the best we can do under the circumstances.
情况就是这样， 我们已经尽力而为了。
There's many a good tune played on an old fiddle.
老当益壮。
Once you begin，you must continue.
一旦开始，你就得继续。