A great deal of uncertainty exists as the best method . 很难说什么是最好的方法。
Indeed, a plan does not really exist as such until a decision is made . 其实,在一项决策制订以前,一项计划实际上是不存在的。
The essence of a book, its soul, can exist as bits of binary information on a reel of magnetic tape . 一本书的精华和灵魂作为二进制信息存储在磁带上。
Cancer is never going to be eradicated as long as life exists as we know it today . 据我们目前对癌症的了解只要生命存在一天,癌症就永远不会被彻底根除。
No convincing hypothesis of the origin of rilles exist as yet, but some suggestions have been advanced . 至今没有一种假说可以有力地说明月隙的起源,但有些见解是新颖的。
Invertase can exist as active monomer (light invertase) or as an aggregated active form (heavy invertase) . 转化酶可以活性单体(轻转化酶)或聚集的活性形式(重转化酶)存在。
Data items exist as either strings of characters or binary fit patterns occupying whole bytes or words . 数据项既可以字符串地形式出现,也可以占据整个字节或字的二进制模式出现。
The cuticle exists as the separable outer boundary and consists of a layer of wax and pectin materials that appears to be structureless . 可以区分开来的外部周界是表皮层,由无定形组织的蜡质和果胶构成。
One may conclude that these two materials exist as a chemical mixture with distinct particles of lead oxide and lead . 人们可以认为这两种物质是作为一种化学混合物而存在的,它具有明显的氧化铅和铅的颗粒。
This approach also gives undue importance to the small drop sizes, since it is assumed that they are never burned but always exist as in steady state . 这个方法假设小尺寸液滴处于稳态下并不燃烧,因而对其重要性估计得过高。