Parrot's ulcer
[医] 帕罗氏溃疡(见于鹅口疮)
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
There's coffee ready.
咖啡准备好了。
To navigate
航海
It is a world of red sandy deserts (hence its name----the Red Planet),
红色行星），