We agree to give the last half-hour of each meeting over to discussin.

As pliant as silicon has been over the last half-century, carbon nanotubes have some significant advantages.

尽管硅在过去 半 个世纪里用途广泛, 但碳纳米管拥有某些明显优势.

Through the last half of his career.

直到最后到他事业道路的一半.

They've been waving handkirchiefs for the last half hour.

他们挥舞着手绢已经有半小时了.

The last half-hour of our listening class was given over to discussion.

我们听说课的后半小时用来讨论.

The last half of the 19 th century was the time of the farmer's greatest influence.

十九世纪下半叶是农民影响最大的时期.

In the last half century, no congressional statute has failed this test.

近50年来, 所有的国会法令都经过了这一检验.

He called his cleaning method the nutrient film technique.

他称他的清洁方法为“滋养膜法”.

The crop and the way it is used determine the nutrients removed.

作物种类及其利用方式决定着养分耗失的数量.

The materials supply macronutrients are listed in table 7-2 and 7-3.

作为供给大量养分的物质被列入表7-2和表7-3.

Animals and man cannot make food from air, water and sunlight.

动物和人类不能够从空气 、 水和阳光里得到养分.

Work in a balanced fertilizer before planting.

种植前加入养分均衡的肥料。

To criticize others is to make enemies.

批评别人就是树敌.

His behavior made him many enemies.

他的行为使他树敌颇多.

His arrogance made him many enemies , ie made many people hate him.

他妄自尊大,树敌很多.

There exists no man who has not an enemy.

人不树敌世上无.

There was no point in having a permanent enemy among the warders.

在狱吏中树敌是毫无道理的.

Be careful: Making enemies can lead straight to job misery.

但要小心: 树敌会直接导致工作中的苦恼.

He will never have true friend who is afraid of making enemy.

怕树敌,无真友.

Joke people and you make enemies.

好开玩笑者必树敌.

Biaryls are usually side products.

联芳常是副产品.