About one-third的意思|示意

They use about one-third of the energy of normal bulbs and last 10 times as long.

它们的耗电量仅是普通灯泡的三分之一，持续时间却是后者的10倍。

Obese women are about one-third more likely to have kids with structural birth defects.

大约有三分之一的肥胖妇女她们的孩子可能患有先天缺陷。

Revenues have grown steadily in recent years, with income from broadcasting, ticket sales and commercial sales each making up about one-third.

依靠各占三分之一的广播权出售收入、门票收入和商业广告营收，俱乐部近几年的收入持续稳定增长。

As expected, only about one-third of the participants detected this manipulation.

不出所料，只有约三分之一的参与者察觉到了这一操作。

Every member of the House of Representatives and about one-third of the Senate is up for reelection in any given election year.

在每个规定的选举年中，全国都要重新选举全体的众议院议员和大约三分之一的参议院议员。

Of all the fresh water accessible in lakes, rivers and aquifers — what scientists call “blue water” — humankind uses about one-third every year.

科学家把地球上可饮用的淡水——包括湖泊、河流和蓄水层的水统称为“深海”，人类每一年能够使用大约三分之一的“深海”。