释义 |
cro·ton bug \ˈkrōtən-\ noun Usage: usually capitalized C Etymology: from Croton river, Westchester co., N.Y., used as a water supply by New York City : a small active winged cockroach (Blattella germanica) prob. of African origin but common aboard ships and in urban buildings wherever food and moisture are available — called also German cockroach, water bug |