曾经有个时期，学院的老师甚至懒得为本科生安排辅导时间。
There had been a time earlier when college tutors might not even have bothered to arrange set tutorial times for their undergraduates.
曾经有个时期，他似乎赞同艾耶尔的观点，只有那些能够被经验和科学证明的观点才是真正重要的观点。
He appears to have Shared for a time AJ Ayer's assertion that the only significant propositions are those that can be empirically or scientifically verified.
曾经有那么一个时期，类似的建议相当流行，根本不会引发争议。
There was a time when this kind of advice would have been very popular and not seen as controversial at all.
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