Speculum
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)
🏥 医学释义
①窥器，张开器 ②窥镜
🗣️ 情景例句
I'd like to be a member.
我想加入做为会员。
Stop thief!
住手，小偷！
What a relief it was when the boulders suddenly disappeared, giving way to a stretch of plain where the only obstacles were clumps of bushes.
突然大石块不见了，前面是一片平地，唯一的障碍只有一簇簇灌木丛。这使我们长长地松了口气。