不力[bù lì]
词典not do one's best：惜力；不力。
词典not exert oneself：不力。
词典fail to apply one's full strength：不力。
词典half-heartedly：不力。
不力[bù lì]
not do one's best; not exert oneself; fail to apply one's full strength; half-heartedly; perfunctorily; be ineffective; incompetent; work with no or little efficiency:
例：办事不力
not do one's best in one's work; be slack in one's work;
领导不力
not exercise effective leadership
1. 不力
1. notdoone'sbestnotexertoneself：notconformtobeunsuitedtobeoutofkeepingwithshouldnotoughtoutmisbecome 不合 | notdoone'sbestnotexertoneself 不力 | note-book 票据簿
2. feckless：fatuous 昏庸 | feckless 不力 | fiduciary 受托