平均起来,老年人每周洗澡低于3次。
③They averaged out the numbers and got the result 7.
他们算出这几个数的平均数是7。
【语境串记】 There were 90 students getting full marks in the exam, an average of 18 students in each class.Tom's was above average while John's was below average.
在这次考试中有90名同学得到满分,每个班级平均有18名。汤姆的成绩在平均水平之上,而约翰的成绩在平均水平之下。
【对点练习】
写出下列句中average的含义
①The average of 4 and 6 is 5.平均数
②Our car averages 550 kilometres a week.平均为
③Scientists believe the world's average temperature has risen by about 0.8℃ since 1900. (2017·四川阅读E)平均的
7.circumstance n.(pl.)环境;情况
①But when we're acting as leaders, the circumstances are different.(2011·江苏任务型阅读)
可是当我们担任领导的时候,情况就不同了。
in/under the circumstances 在这种情况下;既然如此
in/under no circumstances
决不;无论如何都不(置于句首时,句子倒装)
②Under the circumstances, it seemed better not to tell him about the accident.
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