互访: exchange visits...
草地: lawn, meadow, sod, turf...
进出口: import and export...
礁石: reef...
堤: dyke; levee; embankment...
去向: the position of sth, whereabouts...
副: secondary, auxiliary, deputy, assistant, vice-, (measure word for a pair)...
口径: caliber, diameter of opening...
月饼: mooncake (esp. for the Mid-Autumn Festival)...
威望: prestige...