It is rare in PMS management that efficacy claims are substantiated by clinical trials.

对于治疗经前症候群的，借由临床试验来证实其有效性是极少的。

youdao

Stop verifying your facts by having them substantiated by a spouse or someone else with sentences like, "Isn't that right, honey?"

尽量不要通过爱人或者其他人来证实自己的观点，例如：“这样对么，亲爱的？”

youdao

External critics have frequently argued that this cannot be substantiated by firm evidence and say the world has already passed its peak in oil production.

外界批评人士经常辩论说，有确凿的证据显示，这一预测毫无依据，并且表示，世界石油产量早已跨过了高峰期。

youdao

Contractual losses cannot be demonstrated by conjecture, indeterminate estimates or mere assumptions, but must be substantiated by concrete facts.

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The shock-wave effect is substantiated by survivors' accounts, according to the Yonhap report.

CNN: STORY HIGHLIGHTS

Well, the planet is indeed beautiful, but is anything else in that quote substantiated by anything resembling fact or sound science?

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