costless
adj. 不花钱的
例句与用法：
I reckon it will cost about 100.
我估计大约要100英镑。
It will cost 5000 at the lowest computation.
估计最少也值5000英镑。
The shoes alone cost 100.
光是鞋就花了100英镑。
A new roof will cost round about 1000.
换新顶篷需要 1000 英镑左右。
Repairing your car will cost a minimum of 100 dollars.
修理你的汽车最低限度要100美元。
Another wedding?! These wedding gift is costing me a lot.
又是一个婚礼？！这些贺礼真花钱。
He was walking to and fro swearing at the delay which was costing him so much money every minute.
他来回走动着，大骂这场延误事故，因为每耽误一分钟都在消耗他的钱财。
词形变化：
副词: costively | 名词: costiveness |
详细释义：
a.
不花钱的