高度易燃的液体highly flammable liquids别在易燃的材料附近吸烟.Don't smoke near combustible materials.隔离带上所有易燃的植被应清除.Isolation strips should be cleared of all inflammable vegetation....
At dusk we pitched camp in the middle of nowhere.黄昏时，我们在茫茫荒野中扎营。At dusk more fish come into the shallows.黄昏时分，更多的鱼游到了浅水区。The street lights go on at dusk .街灯在黄昏时分亮起来。...