1、It assures that the astronomical cycles have been in existence for billions of years.
這使人們確信天文周期已經存在了數十億年。

2、About Us -we are manufacturer of recycled toner for printer. We have been in existence since 1993.
公司介紹- - -我們是打印機可循環(huán)墨粉生產商，1993年成立。

3、The effect of caking property is ignored commonly in existence indexes on ignition and burn out.
粘結性是煤的一項重要的工藝性質，是煉焦用煤的主要參考指標。

4、Cricket, the most typically English of sports, has been in existence since the16th century.
板球，是英國人最典型的體育運動，自從16世紀以來已存在。

5、There may be more than one OK button in existence when you call the find method.
當您調用find方法時，可能會存在一個以上的OK按鈕。

6、At present, there is no telescope in existence that is capable of detecting the presence of life.
現在，沒有一臺現存的望遠鏡可以發(fā)現生命的存在。

7、Nothing of all this is in existence now.
所有這一切，到今天，都已不存在了。

8、Lower tracheophytes in existence since the devonian.
自從泥盆紀以來就生存的低等維管植物。

9、Swear to me that while it is in existence you will not remarry.
現在你向我發(fā)誓：只要它存在，你就不會再婚。

10、According to some philosopher, everything in existence is reasonable.
某位哲學家認為, 存在的事物都是合理的。

in existence翻譯