| 释义 |
open AHD[ōʹpən] D.J.[ˈəʊpən]K.K.[ˈopən]o.pened, o.pen.ing, o.pens open up - To spread out; unfold:展开；摊开：A green valley opened up before us.青翠的山谷展现在我们眼前
- To begin operation:开始运作：The new store opens up next month.这家新商店将在下个月开张
- To begin firing:开战；开火：The artillery opened up at dawn.炮兵于拂晓时开口
- Informal To speak freely and candidly:【非正式用语】 直言不讳：At last the frightened witness opened up and told the truth.这名吓坏了的目击者终于直言不讳说出了事实
- To make an opening in by cutting:切开：The surgeon opened up the patient's chest.这名外科医生切开了病人的胸部
- To make available or accessible:使可利用；使通往：open up new markets.打开了新的市场
- Informal To accelerate. Used of a motor vehicle.【非正式用语】 （用于汽车）加速
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