Chinese river (7)
I believe the answer is:
yangtze
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">chinese river</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for yangtze that I've seen before include "here (together with China Girl)?" , "big river" , "The . . . . . . . Kiang is china's principal river" , "Asia's longest river" , "Former name of China's longest river, now the Chang" .)