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1、estimate
估算;估价
Try to estimate how many steps it will take to get to a close object.
尽力估算一下达到一个近距离目标需要多少步。
I estimate that the total cost for treatment will be $12,500.
我估计治疗费用总共会有12,500美元。
估算单;预算书
The shop also offers a curtain-making and fitting service. Quotes and estimates can be prepared by computer on the spot.
那家商店还提供窗帘制作和安装服务，而且可以用计算机现场制作报价单和预算书。
2、sustain
使持续;保持
But he has sustained his fierce social conscience from young adulthood through old age.
而他从青年时期一直到老年都始终保持着强烈的社会良知。
The parameters within which life can be sustained on Earth are extraordinarily narrow.
地球上生命可以存活下来的地域范围是非常狭小的。
经受;遭受;蒙受
Every aircraft in there has sustained some damage.
那里的每架飞机都受到了一些损坏。
A seventeen-year-old tourist died late last night of injuries sustained in yesterday's bomb blast.
一位 17 岁的游客在昨天的炸弹爆炸中受伤并于当天深夜身亡。
支持;支援;救济
The cash dividends they get from the cash crop would sustain them during the lean season.
从经济作物中获得的收益能帮助他们度过不景气的时期。
I am sustained by letters of support and what people say to me in ordinary daily life.
这些支持的信件和人们每天对我的鼓励一直支撑着我。
