回避

avoid; evade; shun; skirt; duck; duck out; abstain; fence; circumvent; fudge; shirk; dodge; sidestep; parry; bypass; steer clear of; eschew; elude; make yourself scarce; shy away from; evasion; avoidance; shy; evasive; avoidant

要害

crucial point; vital part; key point; critical area; essential point; vulnerable spot

问题

question; problem; issue; matter; subject; trouble; point; query; conundrum; woe; rub; snag; shauri; Q; problematic; questionable; problematical; debatable