双语例句

• According to John Perryman, a senior historian with the Royal Australian Navy, an impenetrable wall of secrecy surrounded the sinking of the Sydney because of war-time security concerns.

  据澳大利亚皇家海军的资深历史学家约翰·佩里曼所说，出于战时安全考虑，悉尼号沉没的秘密被一堵不可逾越的墙挡住了。

  dict.youdao.com