attack
/əˈtæk/
v. 侵袭，侵蚀
The flu can attack people of any age, especially in winter.
defend
/dɪˈfend/
v. （ 在比赛中）防守，防卫
The captain defended well and stopped the other team from scoring.
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/əˈtæk/
The flu can attack people of any age, especially in winter.
/dɪˈfend/
The captain defended well and stopped the other team from scoring.