Incidental parasite
[医] 偶然寄生物
🧩 词语组成解析
incidental
[[ˌinsi'dentəl]]
a. 附带的, 偶然的, 容易发生的\\nn. 附带事件
🗣️ 情景例句
I've only been waiting for an hour.
我已经等了一个小时了。
Interest will not lie.
兴趣不会说谎。
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。