He was put on a high dosage of vitamin C.给他服了大剂量的维生素C。He had improved so much the doctor had cut his dosage.他康复很快，医生已减少了用药剂量。Excessive dosage of this drug can result in injury to the liver.这种药使用过量会损害肝脏....
Global ecological efforts can easily be at odds with local ecologies.全球性生态保护工作很可能会和地方生态系统存在矛盾。The company has made heroic efforts at cost reduction.公司在降低成本方面付出了艰苦卓绝的努力。Elaborate efforts were made to reconstruct what had ...