The story he told was basically true, even if it wasn't the literal truth.他讲的事,即便不是确切的事实,但也基本属实。It's risky, not to say downright dangerous to ski in these conditions.在这种情况下滑雪,即便不是异常危险,也是非常冒险。Many, if not most, scientific papers are presented orally at scientific meetings.许多科学论文,即便不是大多数,都是以口头形式在科学会议上发表的。