Orthometric
正交的
??? 情景例句
You know airports.
機場的事你是知道的。
There is a crook(=affliction,trial) in the lot of every one.
人生總有倒楣事；人生總有不如意處。
But when the train dawdled at station after station, I began to wonder,
但是，當火車一站接著一站往前蠕動時，我便產生了懷疑。