吃透英语课本，提升在校竞争力
n. 无行动；不采取措施；无为；怠惰
He is bitter about the inaction of the other political parties.
他为其他政党的不作为感到愤愤不平。
His inaction led to missed opportunities.
他的无作为导致了错失的机会。
n.不活动；迟钝
inertia
dullness
