4周搞定2000+托福核心词
treacherous
常考释义
But if people wait too long after that point, the tortoises eventually become too large to transport. For years, repatriation efforts were carried out in small numbers, with the tortoises carried on the backs of men over weeks of long, treacherous hikes along narrow trails.
但如果人们在乌龟成长后搁置太久，就会因为体积过大而难以运输。 多年以来，少量的乌龟经过遣返工作被带走，人们肩挑背扛经过数周携带乌龟，沿着小路进行着艰难的旅途。
来源于：剑雅12-TEST7adj. 危险的；不稳定的；不可靠的；变幻莫测的；变化无常的
Road conditions are treacherous.
路况充满危险不定。
Even experienced navigators feared the treacherous currents.
就连经验丰富的航海者也害怕变幻莫测的水流。
adj. 背叛的；奸诈的；阴险的；背信弃义的
He publicly left the party and denounced its treacherous leaders.
他公开脱离该党，并谴责了党内背信弃义的领导人。
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