查询词典 cast about

Designing idea : When the wind blow, dandelion begin their adventure . they embracing the blue sky , run after the rainbow ,apan the flowery, cast about for everywhere of the world ,then arrive at a place full of dreams waiting for a brighter future .

设计构思：清风一起，漫天飞舞的蒲公英开始了他们的冒险，他拥抱蓝天、追逐彩虹、跨越山川、越尽花林，寻遍世界的每一个角落，然后，栖息到那个充满梦想的地方，等待着新的明天！

Free sb / sth of … a frequent visitor be friends with sb keep friends with sb a week from today for fun make fun of sb have fun (=have a good time) function as… relief funds furnish a room with… further notice in future = from now on in the future 使…摆脱常客和……友好和……保持友好从今天算起的一周后为了乐趣嘲笑过得愉快起……作用救济金给……配备家具另行通知从今以后,今后在未来 gain experience gain speed No pains, no gains play a close game host the 2008 Olympic Games generation gap gaze at general knowledge have a general/rough idea of in general it is generally believed/considered get on well with get over get through have a gift for be gifted with give out give away give in to give off be only too glad to do sth at a glance cast a glance atn.

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What do you cast about for ?

你在找什么？

I also cast about for some means of warning him.

我也想寻找些方法来警告他。

He cast about desperately for something to say.

他搜索枯肠找话说。

The humans have cast about for years, seeking solutions, and none are to be found.

这些人已经寻找了好几年，寻找解决方法，但是什麼也找不到。

The teacher cast about for an easy way to explain the lesson.

教师在思考一种简易的方法来解释课文。

Americans also cast about for ways to solve the range of problems posed by the Depression.

美国人也在想方设法解决大萧条造成的一系列问题。

He cast about in his mind for some plausible excuse for not turning up at the meeting.

他心里在盘算，想找一个什么说得过去的理由来解释他为什么没有到会。

In a cyber warfare at first the attackers usually cast about for the intelligence of the targets, such as the vendors and versions information about the operating systems and services running on them, so they can get everything ready beforehand and exploit the vulnerabilities efficiently to perform a precision bombing. This paper discusses how to defeat reconnaissance through hiding or disguising the behavior characteristics in Web servers' communications.

文章讨论了侦察活动对系统安全的影响，提出了防风墙、安全时间、攻击距离的概念，并利用Linux 2.4内核提供的Netfilter架构访问、修改和丢弃数据包的功能设计了一个Web站点的防风墙原型系统——WSW2，描述了利用行为控制防范操作系统侦察和Web服务器映射的技术，实验证明这种方法可以有效地抵御侦察。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。