乔治疯狂地挣扎，不断在水面上浮浮沉沉。George struggled wildly, going under and resurfacing at regular intervals.原油泄露后的浮油很快在水面上扩散开来。A crude oil slick quickly spreads out over water.有那么几秒钟，我们注视着水面上那些奇异的光。For a few seconds we watched the unea...
Flaming torches were positioned at intervals along the terrace.沿台阶每隔一段距离布置有燃烧着的火炬.The campers lit torches from the campfire.露营者用营火点燃火把.Torches illuminated the picnic areas.火把照亮了野餐地....
Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Zig - zag line with arrowhead used to indicate a communication l...