The effectiveness of the action shall be carefully checked until the other vessel is finally pastandclear.
应细心查核避让行动的有效性，直到最后驶过让清他船为止。
2
Past assessments of the Brazilian rain forest have used satellite images to tally deforested areas, where farmers and ranchers have clear-cut and burned all the trees.
对巴西雨林过去的评估已使用卫星图像来记录被砍伐的地区，那里的农民和牧场主把所有的树都砍光并烧掉了。
3
And the lessons from past financial crises remain clear - excessive borrowing, whether external or domestic, is risky, and problems in one arena can quickly spill over into the other.