first speed的意思|示意
美 / fə:st spi:d /
英 / fɚst spid /
初速，头档,头挡
first speed相关例句
The world � � s first speed limit was imposed in Britain, under the Locomotives and Highway Act.
根据铁路公路条例,英国在世界上率先实施车辆速行驶.
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First, speed up the adjustment of agricultural structure.
一是加快农业结构调整.
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