His veneer of politeness concealed a ruthless determination.是什么意思？

His veneer of politeness concealed a ruthless determination.

他彬彬有礼的伪装下隐藏着不择手段的狠心。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

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

veneer

n. 饰面，护面，外饰，虚饰，表层饰板，薄木片；vt. 给…镶以饰片，虚饰，粉饰，镶盖，胶合；

例句
A thin veneer of law and order barely keeps the seething, bubbling cauldron of chaos and anarchy in check.
表面上的几条法令基本控制不住无政府混乱局面的湍流涌动。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

politeness

n. 有礼貌，客气，文雅，有礼貌的行为；

例句
I behaved with a politeness which seemed to disconcert him.
我礼仪周到,这似乎使他不知所措.

concealed

adj. 隐藏的；v. 隐藏，隐瞒，遮住( conceal的过去式和过去分词 )；

例句
His face will be discreetly concealed by camera angles.
通过调整照相机的角度，他的脸将被巧妙地遮住。

ruthless

adj. 无情的，冷酷的，残忍的，狠，辣；

例句
He had the ruthless streak necessary to carry him into the Cabinet...
他具有进入内阁所必需的冷酷性格。

determination

n. 决心，决定，确定，[物]测定，计算；

例句
...their determination not to be bowed in the face of the allied attacks.
他们绝不在联合攻击面前丧失斗志的坚定决心