Ecchymoma
[医] 瘀血肿, 皮下血肿
🗣️ 情景例句
Can you give me a hand with my homework?
你能帮忙教我做家庭作业吗？
Stereo set playing a record
放着唱片的立体声唱机
It is all too easy to blame the railway authorities when something does go wrong.
因此，一旦铁路上真出了问题，人们便不加思索地责备铁路当局。