mull的知识精选

“mull over”可以造什么句,mull over造句
Butwhohastimetomulloverthingsofthisnature?Perhapssomethingforusallto20mulloverasweincreasinglyliveourlivesinanonymousisolation.Sitathomeandmulloverwhatmobilephoneyoushouldbuy,waitingfortheanswerwouldp...
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