1.〔交〕干线;(水电的)总干线,总管道;〔船〕主桅
2.主要,基本上,总的说来,就大体而言
3.大概
1.mostly
1.An art work sits in the main hall, used to rehearse "Drama Queens, " a play with Kevin Spacey and Jeremy Irons, done in London.
展示在大厅里的一件艺术作品，曾在排练“戏剧皇后”时被使用过。该剧由凯文·斯派西和杰里米·艾恩斯创作，在伦敦上演。
2.Angelina is said to spend most of her time in one of the annexes while Brad lives in the main house with its 10 bedrooms.
皮特住在带有10个卧室的主宅中，而朱莉大部分时间则待在与住宅毗邻的一间小屋里。
3.At the beginning of the day, we all assembled in the main hall to be addressed by the head master.
这句话的大概意思应该是：每天早晨，我们都集中在大厅里听校长讲话。
4.In Canon cameras, the histogram is shown in the main photo review screen, together with a small preview of the photo and the exposure data.
佳能相机在预览照片的时候提供小窗显示直方图和曝光数据。
5.in the main , the eisenhower administration did not try to inveigle kennedy into underwriting it ' s policies.
总的说来，艾森豪威尔政府并没有设法诱骗肯尼迪在它的政策上签字画押。
6.Many Java developers do not know that Swing applications are expected to run in their own thread, and not in the main execution thread.
许多Java开发人员不明白，Swing应用程序应该运行在它们自己的线程中，而不是主执行线程中。
7.As he was running past a pub in the main street, he accidentally bumped into a tall man in black coming out.
他匆匆跑过镇子中心街道上的一家酒馆门前时，与从酒馆里出来的一个穿着一身黑的大汉撞了个满怀。
8.A fine-looking gentle man sat down in the main dining room of an expensive hotel.
一位很养眼的绅士在一家昂贵的旅馆的餐厅坐下。
9.Can I have Mr. J. Smith paged? He said he'd be in the main dining room. I'm Mr. J. B. White.
你能不能利用广播替我叫一下史密斯先生？他说他会在大餐厅里。我是怀特先生。
10.Ball valve used to be cut off in the main line, distribution and change the direction of the flow medium.
球阀在管路中主要用来做切断、分配和改变介质的流动方向。