His refusal to help simply pinpointed his cowardice.他拒绝帮助正显示他的胆小.Computers pinpointed where the shells were coming from.计算机确定了炮弹发射的位置。Our radar pinpointed the attacking planes.我们的雷达确定了来袭敌机的精确方位....
They usually require close management during calving.在生小牛期间它们通常需要精心看护.Our cows will be calving soon.我们的牛快生小牛了.Warm winters, however, may allow iceberg calving and high flow rates to continue.但是暖冬则会让冰山的高崩离率以及高流速保持不变....