重要

open

/ˈəʊpən/📚 355 5中考高考
If you open something such as a door, window, or lid, or if it opens, its position is changed so that it no longer covers a hole or gap. 打开

adjective [原级]开放的,营业的;开着的,敞开的;(身体部位)张开的;未封的;未系好的,未扣上的;露天的;开阔的,未围上的;无顶的,无遮盖的;开放式的;可通行的,畅通的;伸开的,展开的;坦率的;不保密的,公开的;会受到…的,会被…的;人人可以参加的,对公众开放的

Without warning, Bardo smacked his fist into his open hand.
毫无预警地,巴多用拳头啪地猛击了他张开的手。

verb [vt. 及物动词]开,打开;开封,开启;(使)(眼睛)睁开;张开(嘴巴);翻开;展开;开放(被封的道路、边界等);(使)开始营业,(使)开门 ;(使)开张,(使)开办;为(大楼等)举行揭幕典礼;(股市)开盘,开市;着手;上映,开幕

If you open something such as a bottle, box, parcel, or envelope, you move, remove, or cut part of it so you can take out what is inside.
开封 •  I opened the letter.  我拆开了那封信。

noun [抽象名词]户外,野外(the open) ;公开状态,众所周知(the open);公开赛(Open);电流意外断路

He was there, though, for the official opening.
然而,他到了那儿是为了参加正式开幕。

open 出现在下面的课文中(提供视频、音频及笔记等可系统性学习)
Lesson 19&20 Tired and thirsty open 形容词: 开着的
Lesson 029&30 Come in, Amy. open 动词: 打开
Lesson 27 A wet night
Lesson 46 Expensive and uncomfortable
Lesson 66 Sweet as honey!
Lesson 77 A successful operation
Lesson 13 'It’s only me'
Lesson 27 Nothing to sell and nothing to buy
open

adj. 营业着的;敞开的;空旷的;公开的;坦率的

单词造句:
网友用“Open”造句精选
He opened the window and looked out. 他打开窗户往外看。
...an open window. …一扇开着的窗户。
I opened the letter. 我拆开了那封信。
...an open bottle of milk. …一瓶打开的牛奶。
He opened the heavy Bible. 他翻开了那本厚厚的《圣经》。
Keith took a map from the dashboard and opened it out on his knees. 基思从仪表板上拿了张地图,摊开放在了膝盖上。
Double click on the icon to open the file. 双击图标来打开文件。
When I opened my eyes I saw Melissa standing at the end of my bed. 我睁开双眼时,看见梅利莎站在我的床脚。