while after before whenScientists say it may be five or six years___it is possible to test the medicine on human patientsA while B after C before D when最好能把句子翻译一下
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while after before when
Scientists say it may be five or six years___it is possible to test the medicine on human patients
A while B after C before D when
最好能把句子翻译一下
C 科学家称该种药物在人体测试前大概还需要五六年的时间.
C before
Scientists say it may be five or six years before it is possible to test the medicine on human patients
科学家们指称,在该药物有可能对人体做医疗测试之前还需要5、6年的时间。
科学家们说在可以在病人身上测试这种药物还早5到6年。【意译】
可以在病人身上测试这种药物之前还有5到6年。【直译】
科学家们说这种药可以在人体上试验之前可能需要5、6年的时间。
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