Hasner's valves
[医] 哈斯讷氏瓣, 鼻泪管襞
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
first we need to know some references.
首先我们得知道你们有哪些备询人。
which direction is it to the theatre?
它哪个方向对剧院？
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。