n.
钓鱼用的蜉蝣

Drake \Drake\ (dr[=a]k), n. [Akin to LG. drake, OHG. antrache,
anetrecho, G. enterich, Icel. andriki, Dan. andrik, OSw.
andrak, andrage, masc., and fr. AS. ened, fem., duck; akin to
D. eend, G. ente, Icel. ["o]nd, Dan. and, Sw. and, Lith.
antis, L. anas, Gr. ? (for ?), and perh. Skr. [=a]ti a water
fowl. [root]207. In English the first part of the word was
lost. The ending is akin to E. rich. Cf. {Gulaund}.]
1. The male of the duck kind.

2. [Cf. Dragon fly, under {Dragon}.] The drake fly.

The drake will mount steeple height into the air.
--Walton.

{Drake fly}, a kind of fly, sometimes used in angling.

The dark drake fly, good in August. --Walton.