A car's starter is basically an electric motor.汽车的启动装置基本上是个电动机。As a business proposition, it's a non-starter.作为一份商业建议，它不可能取得成功。The starter fired his starting gun.发令员鸣响起跑枪....
We have started a campaign for better nursery and school services.我们已发起一场要求改善幼儿园和中小学教育服务的运动。Not all nursery schools make use of the opportunities open to them.并不是所有的托儿所都能抓住他们面临的机会。The availability of nursery school place...
The keti acid is converted to isoleucine by the activity of amino transferases.酮酸被氨基转移酶转变为异亮氨酸.For example rice is low in isoleucine and lysine.例如,米饭中的异亮氨酸和赖氨酸就非常少.Isoleucine A nonpolar AMINO ACID, synthesized from threo...