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【varying】
构词：vary→varying
例句：
1. Dimly, in varying degrees, these Venetians reveal an uneasiness, a vague discontent, an unexplained sense of something wrong.
隐约地以不同程度，这些威尼斯人及贝蛮人表现出一种不安、种模糊的不满、种无法解释的不对迳。
2. Parents may set up varying levels of reward and punishment depending on a child's physical and mental capacity to avoid hurting him and his ego.
家长可制定不同程度的奖惩规则，在惩罚上也要先考虑孩子的体力和精神上是否能承受，以免造成孩子身心上的伤害。
【petrify】
英英：cause to become stonelike or stiff or dazed and stunned
例句：
1. The bird was petrified as the snake came near.
当蛇爬近时,鸟儿惊呆了。
2. Just the thought of making a speech petrifies me.
一想到要作讲演就把我吓坏了。
【dangle】
英英：hang freely
例句：
1. His great arms dangle loosely at his sides, the palms of his hands open.
他的一双粗大的胳膊软绵绵地垂在身子两旁，手张开着。
2. This is a hammock station. You can dangle to wait for the arrival of public
transportation.
