And Wenger is eager to add to his defensive options but admits pulling off another coup like last summer's purchase of Belgium centre-half Thomas Vermaelen will not be easy.

温格希望增加后防线上的选择，但是像上年夏天购进比利时中卫维尔马伦一样美妙的交易不会很容易再现。

youdao

Purchase defensive stocks that might not take as hard a hit?

FORBES: Market Correction Calls Are Wasted Time

Washington and Tokyo are working on a joint missile-defense shield, and South Korea is considering the purchase of American SM-2 defensive missiles for its destroyers.

NPR: Bush Calls for Unity, Condemns North Korean Tests