例句：Flowers bloom in springtime. 花在春天开放。
I could smell the spring in the air. 我闻到春天的气息。
2. 夏天：summer 英 ['sʌmə] 美 ['sʌmɚ]
例句：每年夏天我们都驾车出外旅行。We tour by car every summer.
食物在夏天必须加以冷藏。Food must be refrigerated in summer.
今年夏天你准备到哪儿去 ? Where do you intend to go this summer
3. 秋天：autumn 英 ['ɔːtəm] 美 ['ɔtəm]； fall
例句：In autumn the days begin to draw in. 到了秋天，白天开始渐渐短起来。
Leaves turn in autumn. 树叶在秋天变黄。
Leaves fall off the trees in the autumn. 秋天， 树叶纷纷从树上掉下来。
4. 冬天：winter 英 ['wɪntə] 美 ['wɪntɚ]
例句：The prices of fruit generally run up during the winter months.
水果的价格在冬季几个月里一般总要上涨。
I wish we could migrate from here every winter, as the birds do!
但愿我们能像鸟儿一样，每年冬季从这里定期迁徙!
This section of the country is drizzly in the winter.
该国的这一地区在冬天经常细雨蒙蒙。
5.一年四季：all the year round ; throughout the year ; at all seasons ; four seasons of the year
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