Obstructive dysmenorrhea
[醫] 梗阻性痛經
?? 詞語組成解析
a. 引起阻塞的, 阻礙的, 妨礙的\\nn. 妨礙物
n. 痛經\\n[醫] 痛經
??? 情景例句
Please have these clothes washed before eight o'clock tonight.
我今晚8點前請把這些衣服給洗了。
On the morning of the next day he went to New York.
第二天早晨，他去了紐約。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
從測定海深到測定魚群，這一進展比較容易。