cirha重新组成一个单词：chair

n.椅子;(主持会议或委员会的)主席席位;委员长职位;

v.担任(会议、讨论等的)主席;主持(会议、讨论等)

第三人称单数： chairs复数： chairs现在分词： chairing过去式： chaired过去分词： chaired

例句：

The chairs were covered in some sort of plastic stuff.

椅子都包了一种塑料膜。

He was sent to the electric chair.

他被送上电椅处决。

He held onto the back of the chair to stop himself from falling.

他扶住椅子后背，以免摔倒。

The clothes were piled high on the chair.

衣服在椅子上堆得高高的。

The chair was clearly meant for a child.

这椅子显然是专为儿童预备的。