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汉语拼音：huà yàn

用物理的或化学的方法检验物质的组成和性质：～员。药品～。～大便。

1. 用物理或化学的方法检验物质的成分和性质。

   老舍 《二马》第三段十五：“他现在正写书，一本是他化验中国磁器的结果，一本是说明他所收藏的古物。”如：药品化验；小便化验；矿物化验。

• Today the best tests are performed in the hospital .see chap. 17..

  现在，本医院可提供最好的化验（见第17章）。

• Medical tests established that she was not their own child.

  医学化验证实她不是他们的亲骨肉。

• He underwent an agonising 48-hour wait for the results of tests.

  他苦苦等待了48个小时，化验结果才出来。

• The patient should be referred for tests immediately.

  病人必须马上转去医院做化验。

• The test is used to diagnose a variety of diseases.

  此项化验可用于诊断多种疾病。

• Please enclose an sae for your test results.

  请附姓名地址邮资俱全的信封，以便邮递化验结果。

• Please enclose a stamped addressed envelope to get your test results.

  请附姓名地址邮资俱全的信封，以便把化验结果寄给你。

• to take a throat swab

  用棉签从咽部采集化验样品

• The assay result of that material is rich in iron.

  化验结果表明那种物质含铁量丰富.

• The doctor analysed the blood sample for anaemia.

  医生化验血样看是否贫血.

• I think there's something a little peculiar about the results of your test.

  我认为你的化验结果有点不对劲。

• They had their tablets analysed to find out whether they were getting the real drug or not.

  他们将药片拿去化验以查明他们得到的是否是真药。

• The doctor analysed the blood sample for anemia.

  医生化验血样看是否贫血。

• The chemist analyzed the new tonic and found it contained poison.

  药剂师对这种新补药作了化验分析,发现有毒.

• The food was tested for poison.

  这食物已经化验是否有毒.