[鸿沟 / 鴻溝, hóng gōuㄏㄨㄥˊ ㄍㄡ] wide gap; gulf; chasm; lit. name of old canal in Henan that formed the border between enemies Chu 楚 and Han 漢|汉, See Also: 楚, 漢, 汉#26357
[卢沟桥 / 盧溝橋, Lú gōu qiáoㄌㄨˊ ㄍㄡ ㄑㄧㄠˊ] Lugou bridge or Marco Polo bridge in southwest of Beijing, the scene of the incident of 7th July 1937 that sparked WW2 between Japan and China#37785
[芦沟桥事变 / 蘆溝橋事變, Lú gōu qiáo shì biànㄌㄨˊ ㄍㄡ ㄑㄧㄠˊ ㄕˋ ㄅㄧㄢˋ] the Marco Polo bridge incident of 7th July 1937 that sparked WW2 between Japan and China#131316
[太公钓鱼,愿者上钩 / 太公釣魚,願者上鉤, tài gōng diào yú, yuàn zhě shàng gōuㄊㄞˋ ㄍㄨㄥ ㄉㄧㄠˋ ㄩˊ, ㄩㄢˋ ㄓㄜˇ ㄕㄤˋ ㄍㄡ] Jiang Ziya is fishing, if you want take the hook (成语 saw, refers to early sage 薑子牙|姜子牙 fishing with no bait and the hook above the water); to put one's head in the noose, See Also: 成语, 薑子牙, 姜子牙