Rectal speculum
[医] 直肠窥器, 直肠张开器
🧩 词语组成解析
a. 直肠的\\n[医] 直肠的
n. 金属镜, 反射镜, 扩张器\\n[医] 窥器, 张开器; 透明隔; 翼斑, 翼镜(鸟)
🗣️ 情景例句
You really must have your wits about your when dealing with such people.
跟这类人打交道，你必须格外警觉。
Learn to walk before you run.
循序渐进。
for advertising exerts a subtle influence on us.
这是因为广告在我们身上施加着一种潜移默化的影响。