“我要是那样做了就好了，”菲尔·乔丹说道，又像往常一样消沉起来。"I wish I did," said Phil Jordan, relapsing into his usual gloom.冬季天短，有些人会变得抑郁消沉。When the days shorten in winter some people suffer depression.我逐渐消沉了。I slid into a depression....
Temperature records have unequivocally confirmed the existence of global warming.气温记录清楚无疑地证实了全球气候正在变暖。Avoid muscle strain by warming up with slow jogging.先慢跑热热身，免得拉伤肌肉。Carl slipped a disc in his back while warming up.热身时...
The dowtherm design depends on the characteristics of dowtherm and polyamide production process.必须根据导生的特性及聚酰胺生产的工艺特点,选择合理的设计方案.Verify all the equipments and pipelines of the Dowtherm system are in good condition.检查加热炉运行系...
白内障是一种影响晶状体透明性的疾病。Cataracts is a condition that affects the transparency of the lenses.他是一位曾经动过白内障手术的老人.He is an elderly gentleman who had had a cataract operation.研究表明，即使抽烟不多的人也比不抽烟的人患白内障的概率高出一倍多。In one study, light smo...