at someone's disposal to use or instruct
由某人支配；听从某人的指示
I shall defend myself with all the eloquence at my command.我将用我所有的口才来为自己辩护。
I shall defend myself with all the eloquence at my command.
我将用我所有的口才来为自己辩护。
in accordance with someone's orders
奉某人之命
(Military)an order for a movement in a drill
(军)（军事训练中的）口令，号令