Unit 3 Computers_Language_points课件(新人教必修2)
Unit 3 Computers_Language_points课件(新人教必修2)第3页

1. calculate v. work (sth.) out by using numbers

e.g. calculate the cost of sth.

calculator n.

让我们一起回忆一下以 or 结尾的词吧:

visitor, survivor, competitor, editor …