查询词典 at first hand

first-generation operation：第一代维和行动;传统维和行动

first observed;首次观测到;FO; | first-generation operation;第一代维和行动;传统维和行动; ; | first-in, first-out basis; first-in, first-out;先进先出(原则);FIFO;

first-line maintenance：一线保养

first-in, first-out basis; first-in, first-out;先进先出(原则);FIFO; | first-line maintenance;一线保养; ; | first-line scale of ammunition;初次弹药发放; ;

first-hand：直接得来的

first-hand field experience 第一手现场经验 | first-hand 直接得来的 | first-in first-out method 先入先出法

first-hand experience：亲身经历

a first hand taste 直接的体验 | first-hand experience 亲身经历 | first-hand knowledge 直接知识

Theory should go hand in hand with practice：理论应该与实践结合在一起

War and misery go hand in hand. 战争与苦难永不分开. | Theory should go hand in hand with practice. 理论应该与实践结合在一起. | 12. hand to hand 短兵相接,逼近

Theory should go hand in hand with practice：理论应与实际结合

Let's work hand in hand. 让我们携手合作吧. | Theory should go hand in hand with practice. 理论应与实际结合. | You must to hand in hand with us. 你们必须和我们步调一致.

hand over hand：双手交替地

In modern naval warfare, men seldom fight hand to hand.在现代海战中,很少有短兵相接的场面. | 13. hand over hand 双手交替地 | He is letting out the rope hand over hand. 他双手交替着节节放出绳索.

first hand tap：初攻丝锥,头锥

first half of fruiting stage ==> 结荚成熟前期 | first hand tap ==> 初攻丝锥,头锥 | first in system-first served rule (FISFS) ==> 先到期先做规则

at first hand：直接地

at first glance | 乍看 | at first hand | 直接地 | at first hand | 第一手地, 直接地>

material at first hand; first-hand material：手材料

NO.1生产力 primary productive force | NO.1手材料 material at first hand; first-hand material | NO.1双打 first pair

antixerophthalmic factor：抗干眼因子

抗维生素 antivitamin | 抗干眼因子 antixerophthalmic factor | 抗干眼维生素 antixerophthalmic vitamin

January January：是一月, 一月January有新年

January, January是一月, 一月January有新年; | February, February是二月, 二月February有春节; | March , March是三月, 三月March 妇女节;