青年中文it has been since的意思
it has been since中文翻譯：
從那以后
has been───已經
has been married───已經結婚了
has been on───一直開著
has been doing───到現在為止一直進行（現在完成進行時）
has been in───到過；去過
has been to───曾經去過（某地）
has been hotel───一直住在旅館里
it is since───是因為
it has───它有
Naturally, we watch the market and the market is better than it has been since 1974 right now," he said.───他說：“很自然，我們留意市場行情，現在的行情是1974年以來最好的。”
benefit of this is it quickly shows how long it has been since you’ve gone to the gym.───這么做的好處是對于已經進行多長時間體育鍛煉了，你可以一目了然。
The unemployment rate in the euro zone was 10.2% in September, the highest it has been since 1998.───9月，歐元區的失業率達到10.2%，為1998年以來的最高水平。
The solution is to use the valueOf method on the Date object to see how long it has been since the start of the animation.───解決方案是使用Date對象的valueOf方法確定動畫開始了多長時間。
Meanwhile, unemployment is almost 10 percent, and long-term unemployment is worse than it has been since the Great Depression.───與此同時，失業率幾乎達到10%，長期的失業情況比上世紀30年代大蕭條以來任何時間都糟糕。
The proportion of Americans who think their country should be active in the world (42%) is the lowest it has been since the early 1990s.───認為美國應該在世界上積極作為的美國人比例（42%）是自二十世紀九十年代初以來最低的。
That may be higher than it has been since the mid-1990s, but it is a long way short of the 8. 7% the market was offering back in 1950.───這也許比上世紀90年代中期以來的收益率要高，但卻遠遠低于1950年市場提供8.7%的水平。
The Fed is widely expected to keep its benchmark interest rate where it has been since December -- near zero -- when it meets this week.───外界廣泛預計，美聯儲將在本周會議上維持利率于零附近的低點不變。
How many days it has been since the wedding?───婚禮過去幾天了？