in BRIT, also use 英国英语亦用 mope about
PHRASAL VERB 没精打采地走;闷闷不乐地闲荡 If you mope around or mope about a place, you wander around there not doing anything, looking and feeling unhappy. 没精打采地走;闷闷不乐地闲荡
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He moped around the office for a while, feeling bored. [VERB PREP. noun]
他在办公室闲荡了一会儿，感到百无聊赖。
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He mopes about all day. [VERB PREP.]
他整天游手好闲。