τὸ ὅλον τόδε ποσαπλάσιον τοῦδε γίγνεται → how many times greater is this whole sum than that one
trāchīa: ae, f., = τραχεῖα,>I the windpipe, trachea, Macr. S. 7, 15.
trāchīa, æ, f. (τραχεῖα), la trachée-artère : Macr. Sat. 7, 15, 2.