Application - layer multicast ( ALM ) has gained popularity as an alternative of traditional multicasting.作为传统组播技术的取代方案,应用层组播获得了广泛研究.Great alm _ giving , lessens no man's living.慷慨的施舍, 并不能缓解人的生计....
大多数病人都很喜欢翻看旧相册。Most patients derive enjoyment from leafing through old picture albums.他把相册放回架子上原来的地方。He returned the album to its place on the shelf.他在下面的架子上瞅见了一本相册。On a shelf beneath he spotted a photo album....