1、defensive

防御（性）的;防卫（用）的;保护的

The Government hastily organized defensive measures against the raids.

政府急忙布置了防卫措施抵御空袭。

The union leaders were pushed into a more defensive position by the return of a Republican Congress in November.

由于 11 月份共和党重新控制了国会，工会领导人被推到更加被动防守的位置。

（表现在行为上）防御的，戒备的，卫护的

Like their children, parents are often defensive about their private lives.

就像子女一样，父母也常常很注重保护他们的私生活。

She heard the blustering, defensive note in his voice and knew that he was ashamed.

她听出他话音里的气势汹汹和自我卫护，知道他感到了羞愧。

处于防御姿态;处于守势

Accusations are likely to put the other person on the defensive.

谴责很可能会引发对方自我防卫的反应。

He smiled, not wanting to put the man on the defensive.

他笑了笑，不想让那个人产生抵触情绪。

2、structure

结构;构造;组织

The typical family structure of Freud's patients involved two parents and two children.

弗洛伊德的病人的典型家庭结构是父母二人和两个孩子。

The chemical structure of this particular molecule is very unusual.

这个特殊分子的化学结构很不寻常。

建筑物

About half of those funds has gone to repair public roads, structures and bridges.

那些基金中大约有一半已被用来维修公路、公共建筑物和桥梁。

The house was a handsome four-story brick structure.

这所房子是一幢造型美观的四层砖砌建筑物。