ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
ain: = aisne, v. aio, II. F.
ăïn, sync. pour aisne, v. aio § 3.
ain, st. aisne, s. aio.