Perfrating ulcer
[医] 穿孔性溃疡, 穿通性溃疡
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Very interesting pictures, Mr. Stewart.
你的照片很有意思 Stewart先生。
Thank you for your inquiry, but we cannot make you an offer right now because we are presently unable to obtain appropriate materials.
谢谢贵方询价，但我们不能马上发盘，因为目前我们得不到合适的原料。
There are many stars in the sky.
天上有很多星星。