" Is it worth while? I am undefended, and alone."

“这值得吗？我有防御，孤单一人。”

But when she looked, the white knight was gone, the bridge across the dry moat down but undefended.

她探头一看，白骑士不见了，干涸护城河上的吊桥放了下来，无人守卫。

And that leaves the entire colony undefended.

这使得整个殖民地都处于无人防守状态。

There is a kind of unspoken (hence undefended and unexamined) belief in publishing circles that the most commercially successful stories and novels are fast-paced.

出版圈中有一种心不宣的看法(既是“不宣" ，不曾得到检验，也无人为之辩驳），认为获得商业成功的小说大都是快节奏。

But though their domain was magnificent, it stood undefended from the giants and trolls of Jotunheim, who despised the gods and sought to destroy them.

但是尽管领地很宏大，它不受佐敦海姆人和魔的保护，同时人和魔鄙视众神并试图消灭他们。

London, let me tell you, Miss Lally, does not lie open and undefended; it is a fortified place, fossed and double-moated with curious intricacies.

伦敦，让我告诉你，拉莉小姐，它并不是毫无防备地敞开着；这是一个设防的地方，有奇特的复杂结构和双护城河。

Both cases had been too insignificant to be reported in the papers, further than by name in a long list of other undefended cases.

这两起案件都太微不足道了， 无法在报纸上报道， 除了在一长串其他无辩护案件中被点名报道之外。

He had noted that instead of sailing back the way they had come, the Persian ships had turned towards Athens, which lay undefended and open to attack.

他注意到波斯舰队根本有真正驶离而去，而是向雅典方向驶去了，现在雅典根本有一个士兵，轻易可以被攻破。

Before him lay three hundred miles of territory virtually undefended save by a few state militia and the old men and young boys of the Home Guard.

他们前面则是三百英里的领土，那里除了少数的本州民兵和由老人孩子组成的乡团之外是毫无抵御能力的。

The raid that started the Viking  Age was the attack on Lindisfarne, an undefended Christian monastery off the coast  of what is now England.

开启维京时代的袭击是林迪斯法恩 (Lindisfarne) 的袭击，林迪斯法恩 (Lindisfarne) 是位于今英格兰海岸外的一座不设防的基督教修道院。

You can be sure of succeeding in your attacks if you only attack places which are undefended. You can ensure the safety of your defense if you only hold positions that cannot be attacked.

攻而必取者，攻其所不守也。守而必固者，守其所必攻也。

Harry felt scared to see him walking along, undefended, shieldless; he wanted to cry out a warning, but his headless guard kept shunting him backwards towards the wall, blocking his every attempt to get out from behind it.

，哈利看到他一个人毫无防备地走着，也有任何护体的东西；他真想大喊一声提醒邓布利多小心，但是那个无头卫士还在保护着他，继续把他推向后面的墙根，他根本法从它的后面出来。

Then Mrs. Yeobright saw a little figure wending its way between the scratching furze-bushes, and diminishing far up the valley—a pale-blue spot in a vast field of neutral brown, solitary and undefended except by the power of her own hope.

约布赖特太太目送着托玛茜小小的身影走在抓挠行人的荆棘丛中，她进了山谷，变得越来越小——成为灰蒙蒙一片褐色大地上一个淡蓝色的小点——显得那么孤零无助，仅仅靠她自己的希望支撑着。