The enemy vainly attempted destroying the bridge.
敌
妄图破坏这座桥梁。
；无益；枉然
;
;
真;;;;怒;
绝望的;
有
果的, 无益的;The enemy vainly attempted destroying the bridge.
敌妄图破坏这座桥梁。
We tried vainly to discover what had happened.
我们设法想要弄清楚发生了什么事,但却徒劳。
The team captain vainly tried to rally his troops.
队长试图振作部队的士气，但
有
功。
He sought vainly for the answer.
他搜索枯肠, 但找不到答案。
The reactionary government tried vainly to take the steam out of the protest movement.
反动政府枉费心机企图削弱这场抗议运动。
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