两条电缆连到金属板的每个角上。Two cables connect to each corner of the plate.油轮外部金属板覆层破裂的那一瞬间，油开始外溢。The tanker began spilling oil the moment her outer plating ruptured.他把金属板上的一些凹痕敲掉了.He hammered out the dents in the metal sheet....
目前，30%的爬行动物、鸟类和鱼类面临灭绝的危险。30 percent of reptiles, birds, and fish are currently threatened with extinction.去年，这个集团的纯利润率为30%。The group had a net profit margin of 30% last year.真空包装的火腿片应在食用前30分钟把包装除去。Vacuum-packed ham slice...