Proctectasis
[医] 直肠扩张
🗣️ 情景例句
Don't be lazy, the older you get, the harder it will be to learn.
别偷懒，年纪越大，学起来就越难。
These pills can be obtained by prescription only.
这些药丸只有凭医生处方才能买到。
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，