halfhearted ŵ不热心的
halfhearted E不认真的
halfhearted jejune uninteresting无兴趣的
Your halfhearted love你一半心思的爱
a halfhearted attempt不热心的尝试
to do a halfhearted jod三天打鱼两天晒网
halfhearted tongue-in-cheek不认真的
ADJ（形容词） If someone does something in a halfhearted way, they do it without any real effort, interest, or enthusiasm. 半心半意的
...a halfhearted apology.
…一个半心半意的道歉。
ADV（副词） halfheartedly 半心半意地 [ADV with v]
I can't do anything halfheartedly. I have to do everything 100 percent.
我做任何事情都不能半心半意。我做每件事都必须百分之百地投入。