CNN Student News:杀人“恶鱼”本善良

pivotal adj.枢轴的, 关键的
And the president says pivotal to U.S. security... Iraq.
contentious adj.争论的, 有异议的
But congressional Republicans... with an eye toward the contentious fall elections...
venom n.(蛇的)毒液, 恶意 vt.放毒, 使恶毒
To make things worse...it carries venom and it's edges are shaped like a pointed spear...pulling it out can tear open tissue and make a nasty wound.
nausea n.反胃, 恶心, 作呕
arrhythmia n.[医]心律失常
he venom has been known to cause nausea, headaches, even arrhythmia.
stardom n.明星的身份
Irwin achieved stardom by bringing us so close to a litany of the world's most deadly animals.