But because they contain virtually no moving parts - other than the wheels - battery cars boast another advantage: there is almost nothing to go wrong under the bonnet.
但由于电动汽车除车轮以外几乎没有活动部件,它们还有一大优点可夸口:其发动机罩下几乎没有什么部件会发生故障。
Almost alone of the academic disciplines, mathematics is one where expressions of ignorance are more of a boast than a shameful admission (imagine admitting at a dinner party that you can't read).
在众多学科中,惟有数学是当一个人表达其无知时,他不是表达其羞耻之心而是在表达其得意之情(请设想在晚宴上承认你没有阅读能力)。
At last month's Frankfurt motor show almost every big carmaker could boast of new hybrids in the pipeline, some of them plug-ins, and prototype all-electric vehicles were all over the place.
在上个月的法兰克福汽车展上,几乎每一家汽车制造商对自己的电油混合管道自吹自擂,其中有一些还是plug - in模式的,纯电动汽车的展品更到处都是。
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