never+before
以前从未
双语例句Never before has the industry had to cope with war and recession atthe same time.
这个行业以前从未有过必须同时应付战争和萧条的经历。
1.
Her husband had never before had any heart trouble.
她丈夫以前从来没得过任何心脏疾病。
2.
Never before has a summit had such a crowded agenda.
以前从来没有一次峰会的日程排得这么满。
3.
Never before had he felt the full lash of John's temper.
他以前从未见识过约翰如此暴烈的脾
以前从未曾有过。