Allen and Greenough's New Latin Grammar for Schools and Colleges
J. B. Greenough, G. L. Kittredge, A. A. Howard, Benj. L. D'Ooge, Ed.

1. “fossās quīndecim pedēs lātās ” (B. G. 7.72) , trenches fifteen feet broad.
2. prōgressus mīlia passuum circiter duodecim (id. 5.9), having advanced about twelve miles.
in omnī vītā suā quemque ā rēctā cōnscientiā trānsversum unguem nōn oportet discēdere (quoted inAtt. 13.20), in all one's life, one should not depart a nail's breadth from straightforward conscience.

[*] Note.--This Accusative denotes the object through or over which the action takes place and is kindred with the Accusative of the End of Motion (§ 427. 2).

[*] a. Measure is often expressed by the Genitive of Quality (§ 345. b):

1. “vāllum duodecim pedum ” (B. G. 7.72) , a rampart of twelve feet (in height).

[*] b. Distance when considered as extent of space is put in the Accusative; when considered as degree of difference, in the Ablative (§ 414):—

1. “ mīlia passuum tria ab eōrum castrīs castra pōnit ” (B. G. 1.22) , he pitches his camp three miles from their camp.
2. “quīnque diērum iter abest ” (Liv. 30.29) , it is distant five days' march.
3. “trīgintā mīlibus passuum īnfrā eum locum ” (B. G. 6.35) , thirty miles below that place (below by thirty miles).

Relations of Place