2. Since the late fifties, about 40% of the Scrolls, mostly fragments from Cave 4, remained unpublished and were unaccessible. 自从五十年代后期以来,约40%的古卷,大部分来自洞4的碎片,尚未出版和无法整理。
3. On the other hand, the scheme splits the private key to make it unaccessible to the outside thus the security of the implementation of RSA algorithm is enhanced. 另一方面,方案采用密钥拆分机制,使得完整私钥对于外界是无法访问的,同时提高了RSA算法在实际应用中的安全性。
英英解释
adj.
1. capable of being reached only with great difficulty or not at all