Until now, the government has only enforced the ban with regard to American ships

　　到目前為止，政府僅僅對美國船只實施了禁令。

　　He's crossed the Rubicon with regard to the use of military force as an option.

　　他已經下定決心使用武力。

　　With regard to hardness, the diamond is in a class by itself.

　　講硬度，金剛鉆是獨一無二的。

　　Work with regard to ethnic groups, religions, and overseas Chinese was strengthened.

　　民族、宗教和僑務工作進一步加強。

　　Hitherto she had felt no dread with regard to the coming interview.

　　先前，她對于即將進行的會談并不感到害怕。