We had kept its presence hidden with a strategically placed chair.是什么意思？

We had kept its presence hidden with a strategically placed chair.

我们用一张摆放得很巧妙的椅子将它隐藏了起来。

we

pron. 我们，咱们，笔者，本人，朕，人们；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

kept

adj. 受人资助控制的；v. （使）保持， （使）继续（ keep的过去式和过去分词 ），（食品）保持新鲜，保有，保存；

例句
They had given an absolute assurance that it would be kept secret.
他们信誓旦旦地保证将对此绝对保密。

its

pron. (it的所有格形式)它的，厥；

例句
The government is to accelerate its privatisation programme.
政府将加快其私有化计划的进程。

presence

n. 出席，到场，存在，出现，风采，风度，鬼魂，神灵；

例句
The presence or absence of clouds can have an important impact on heat transfer...
有无云层对热量的传递会产生重要的影响。

hidden

adj. 隐藏的，神秘的，秘密的；v. 隐藏( hide的过去分词)；

例句
Bland, banal music tinkled discreetly from hidden loudspeakers.
隐藏的喇叭里幽幽地传出平淡乏味的音乐。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

strategically

--

例句
We had kept its presence hidden with a strategically placed chair.
我们用一张摆放得很巧妙的椅子将它隐藏了起来。

placed

放置；

例句
Miss Parrish recently placed an advertisement in the local newspaper.
帕里什小姐最近在本埠报纸上登了一则广告。

chair

n. 椅子，大学教授职位，主持会议的主席（的席位或职位），讲座；vt. 主持，使…入座，使就任要

例句
She rose from the chair and gazed across at him.
她从椅子上站起身，远远地看着他。