Communication line
[计] 通信线
🧩 词语组成解析
communication
[kə,mjunɪ'keʃən]
n. 通讯，通信;交流;书信;传达;
com共同+muni交流+cat=cate表动词 + ion表名词 → communicat(e)沟通 + ion表名词 → 通讯；传达；交通
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
I'm looking for shampoo and hair conditioner for oily hair.
我在找适合油性头发的洗发水和护发素。
If you want knwledge, you must toil for it.
若要求知识，必须刻苦学习。
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。