两百多万年的化石fossils over two million years old这些化石可能有100万年了.The fossils may be a million years old.恐龙绝种已有几百万年了.Dinosaurs have been extinct for millions of years....
Each strand is fabricated of parallel wires bunched in a hexagonal shape.每根钢束由平行钢丝捆扎成六边形.She tucked a loose strand of hair behind her ears.她把一缕散发夹到了耳后。Sarah lifted her hand and started twirling a strand of hair.萨拉抬起手来开始用...
斯坦把装了钱的纸袋卷了起来。Stein rolled up the paper bag with the money inside.规则要求样本必须装在两个水密容器中。The rules state that samples must be enclosed in two watertight containers.他给自己的船装上另一批货后便启航了。He loaded his vessel with another cargo and...