Onchocerca cervicalis
[医] 马颈盘尾丝虫
🧩 词语组成解析
[医] 盘尾属
[医] 颈的
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
How many pieces are you going to buy?
你要买几个？
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。