be equal to 与...相等；胜任 Twenty-five added to fifteen is equal to forty. 15和25相加等于40。 Though in the green, he may not be equal to the task. 尽管他年富力强，却仍可能胜任不了这项工作。 I think watching this kind of films is equal to wasting time. 我认为看这种电影就等于在浪费时间。