英语精读
[Average out to/at (linking verb 联系动词)]to come to an average or ordinary level or standard, esp. after being higher or lower The number of hours I work per work averages out to 40。 The restaurant's monthly profits averaged out at 30% last year. 他们夫妻俩的共同收入平均每月为5000元。 他们夫妻俩的共同收入平均每月为 元 在学校，平均每天的伙食费为15元 在学校，平均每天的伙食费为 元。 e.g. The couple’s joint income averages out to 5,000 yuan a month. Meals at the university average out to about 15 yuan per day.
Tend to holdtend to make sth. continue at a particular rate, level, or number e.g. Make sure you hold your speed at 30 mph in this area.