众所周知，词汇是GRE考试的基础。那么怎样才能掌握GRE必备的词组呢？
这里为大家总结一些常用的核心词组，希望对各位备考有帮助。
本期CRE必备词组:
be susceptible to 易受影响的
释义:
If you are susceptible to something or someone, you are very likely to be influenced by them.
例句
Small infants are more susceptible to certain kinds of infections because their immune systems are not totally developed yet.
GRE
The trees' own defenses raise the threshold of caterpillar vulnerability to the disease, allowing populations to grow denser without becoming more susceptible to infection.
树木自身的防御提高了毛毛虫抵御疾病的能力，使得毛毛虫生长的更加密集而不受感染的影响。