英汉词典

1. (用于形容词、副词的比较级之后，连接比较对象)比
    You use than after a comparative adjective or adverb in order to link two parts of a comparison.

    e.g. The radio only weighs a few ounces and is smaller than a cigarette packet...
           这台收音机重量仅为几盎司，比香烟盒还小。
    e.g. Indian skins age far more slowly than American or Italian ones.
           印度人的皮肤比美国人或意大利人的皮肤衰老得慢得多。

2. (数目、数量、价值等)比…(多、少、重要或次要等)
    You use than when you are stating a number, quantity, or value approximately by saying that it is above or below another number, quantity, or value.

    e.g. They talked on the phone for more than an hour.
           他们在电话里谈了一个多小时。
    e.g. ...the three-match Test series in England, starting in less than two months time...
           再过不到两个月就要在英格兰开始的三场制国际板球对抗赛

3. 与其说，而不是(连接对比的对象，以表示优先考虑等)
    You use than in order to link two parts of a contrast, for example in order to state a preference.

    e.g. The arrangement was more a formality than a genuine partnership of two nations...
           这一协定与其说体现了两个国家之间真正的伙伴关系，还不如说是一种形式。
    e.g. I would rather stare at a clear, star-filled sky than a TV set...
           我宁可凝视繁星满天的晴朗夜空也不愿盯着电视机。

4. easier said than done -> see easy
    less than -> see less
    more than -> see more
    more often than not -> see often
    other than -> see other
    rather than -> see rather