【open音标】 英[ˈəʊpən] 美[ˈoʊpən]
【单词释义】 open是什么意思：
adj.敞开的，开着的；张开的；公开的，公共的；坦率的；营业着的；有议论余地的
vt.&vi.（打）开；开始；睁开；启动
n.户外，野外；空旷；公开
vi.使打开；展示，显现
vt.张开；开放；开张营业；为（建筑物）揭幕
[单词分级] 中考英语词汇
[第三人称单数] opens
[单词现在分词] opening
[单词过去式] opened
[单词过去分词] opened
【关联词/派生词】
opening n.开幕式；开端；孔；洞；缺口
openly adv. 公开地，公然地，坦率地
【open形近词/近似词】
sharpen v. (使)变锋利；加强；削尖
happen v.(尤指偶然)发生；碰巧
deepen v.变深，加深；（使声音）变低沉
aspen n.山杨；(美洲)颤杨 adj.山杨的；(像颤杨树叶)颤抖的
ripen v. （使）成熟
【单词例句】
◇ so he said, "The wolf says that the fox is dead. But he doesn't look like a dead fox. The mouth of a dead fox is always open."
于是他说：“狼说狐狸死了。但是他看起来并不像死掉了呀。死去的狐狸通常都是张着嘴的。”
---- The fox is dead
◇ The king, who had already scrutinized the handiwork of the baker and the weaver girls, cracked open the walnut as the older brothers looked on, snickering.
国王先是翻来覆去地查看了面包女和纺织女纺出的线，然后才打开小王子带来的核桃，两位哥哥在旁边暗暗地讥笑他。
---- The Prince Who Married a Frog
◇ When the morning star arose, it gave her a chicken bone, and said, "Without that chicken bone you cannot open the glass mountain, and your brothers are inside the glass mountain."
当启明星站起来往上飞时，他给了小姑娘一片小木块，说道：“如果你没有这片小木块，就不能打开玻璃山上那座城堡的门。你的哥哥正是住在那座城堡里。”
---- The Seven Ravens
◇ It was not long before someone knocked at the door and called out, "Open the door, children dear, your mother is here, and has brought something for each one of you."
没过多久，有人敲门，而且大声说：“开门哪，我的好孩子。你们的妈妈回来了，还给你们每个人带来了一点东西。”
---- The Wolf and the Seven Young Kids
◇ However, he lost his nerve when a lovely young woman opened the door. Instead of a meal he asked for a drink of water.
然而，当一位美丽的年轻女子打开房门的时候，这个小男孩却有点不知所措了。他没有要饭，只乞求给他一口水喝。
---- The warmth of a cup of milk
◇ One day the girl left the door to the cage open. The larger and stronger of the two birds flew from the cage. The girl was so frightened that he would fly away. As he flew close, she grasped him wildly.
一天，女孩敞开了鸟笼的小门。那只较大较壮的鸟儿飞出了鸟笼。女孩非常害怕鸟儿会飞走。鸟儿飞近时，她死命将它抓住。
---- Best Way to Keep Love is to Give It Wings
◇ In order to open one side of your nose and close the other, your body inflates tissue with blood in your nose.
为了打开一边的鼻孔、关闭另一边，你的身体会让鼻子里的组织充血膨胀。
---- Only One Side of Your Nose Gets Blocked at a Time
◇ She recommends sleeping with an open posture instead as it helps to open up the lung area, allowing people to take deep breaths.
她建议人们以舒展的身姿入睡，这有助于敞开肺部，进行深呼吸。
---- The Best Positions in Bed Revealed
◇ NASA officials also said opening the door to private enterprise gives the agency more room to focus on the Trump administration's goal of returning to the moon by 2024, which could be fueled in part by revenue generated from new commercial services and paying astronauts.
美国国家航空航天局的官员还表示，向私营企业敞开大门使其更有能力完成特朗普政府提出的美国2024年重返月球的计划，新的商业服务和太空旅行者方面的收入也可为实现这一计划提供部分资金来源。
---- NASA to open space station to private citizens
◇ For example, the FDA requires that microwave ovens have two interlock systems that halt the production of microwaves the moment the door is opened.
例如，FDA要求微波炉有两个连锁装置，当微波炉的门被打开时，这个系统就会停止微波的产生。