trouble-free是什么意思
问题描述：
trouble-free是什么意思
答
trouble-free
adj.可靠的
无故障的；没有麻烦的；安全的
例句
1.Although these systems may have been simple, they were far from trouble-free.
虽然这些系统可能已被简单,他们是远离无故障.
2.Since 2006, Sino-Japanese relations have been relatively trouble free.
自2006年来,中日关系相对平稳.
3.But his rule will not be trouble-free.
但是他的制裁将不再是行之有效的.
4.Pregnancies are not always trouble-free.
意外怀孕总是麻烦多多.
5.For trouble free operation, engine must be supplied with producer gas that is sufficiently free from tars, dust and acids.
对于无故障操作,引擎必须与制片气体,足够的焦油,尘埃和酸免费提供.