quite a bit
or chiefly British a good/fair bit
: a fairly large amount : a lot大量；很多 -
He knows quite a bit [=quite a lot] more about it than I do.关于那件事，他比我知道的多得多。
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The wait was quite a bit [=considerably] longer than I thought it would be.等待时间比我预料的要长得多。
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She lost the race by quite a bit.这场比赛她输得很惨。
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We've been seeing quite a bit of each other lately. [=we've been spending a lot of time together lately]最近我们经常见面。
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She'd already finished a good bit of the work before I returned.在我回来之前，她已经完成了大量的工作。
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There's still a fair bit (of the cake) left.还剩下很多（蛋糕）。