ciphers

The ciphers unlocked the whole letter.

解密码方法使整封信意义得到说明。

The opposing slopes, inclined at all angles to the sun like an immense Hindu yantra, were marked with the muffled ciphers left by his sliding feet.

对面坡地宛若印度教一个巨具，从各个角度斜向太阳。斜坡滑动脚步时留下无声码似印痕。