Obturator crest
[医] 闭孔嵴
🧩 词语组成解析
n. 充填器, 闭塞具, 气密装置\\n[医] 充填器, 填塞器, 充填体, 闭孔肌
crest
[krest]
n. 山顶;羽毛饰;鸡冠;（动物的）颈脊;
vt. 加上顶饰;到达…的顶部;形成冠毛状顶部;到达顶部;
vi. 到达绝顶;形成浪峰;达到顶点;
🗣️ 情景例句
A taxi can get you there in less than five minutes.
乘坐的士到那儿不用5分钟。
I'm catching the 11:00 train.
我准备赶11点火车。
In 1953, a former electronics engineer in his fifties, Christopher Cockerell,who had turned to boat-building on the Norfolk Broads,
在1953年，有一位50多岁名叫克里斯托弗·科克雷尔的原电子工程师，改行在诺福克郡的湖泊地区从事造船业，