Strata submucosum
[医] 粘膜下层, 血管下层
🧩 词语组成解析
strata
['streitə]
n. 地层;岩层( stratum的名词复数 );地层;社会阶层;
🗣️ 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？
A bad workman quarrels with his tools.
拙匠常怨工具差（人笨怨刀钝）。
The wall behind looks a bit grey and dull. What can we do to make it look less ugly?
后面那堵墙看起来有点暗。我们能不能让它漂亮点？