您要查找的是不是：
- The house has half an acre of lawn. 这座房子有半英亩草坪。
- The house burnt down in half an hour. 那所房子在半小时之内就被焚为平地。
- The house was half buried under snow. 房子半截被埋在雪里。
- They finished the house within half a year. 他们在半年内盖好了这幢房屋。
- My mother always keeps our house spick and span. 我母亲总是把房子收拾得干干净净。
- Modern medicine has increased man's life span. 现代医学延长了人的寿命。
- The arch has a span of 60 metres. 那个拱的跨度为60米。
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- He has settled here for a long span of time. 他已经在这儿定居很长一段时间了。
- They always keep their kitchen spick and span. 他们的厨房总是很整洁。
- She reckoned she had cut her cost by half. 她估计她减少了一半的费用。
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- I worried half the night and have a fitful sleep. 我半个晚上都一直在担心，故而时醒时睡。
- His life had almost completed its span. 他的生命几已到尽头。
- He can fling off a poem in half an hour. 他可以在半小时之内草就一首诗。
- An obstacle or a span to be jumped. 需跳越的障碍或跨度
- It took him half an hour to finish the work. 他花了半个小时做完这项工作。
- I usually go to bed at half past ten. 我通常十点半睡觉。
- Can you span an octave on the piano? 乍能按到钢琴的八个键吗？
- Their house is always spick and span. 他们家总是收拾得清清爽爽。
