n. 接缝,接合处;煤层;线缝;裂缝
vt. 缝合,接合;使产生裂缝;焊合;裂开
vi. 裂开,发生裂痕
网络 缝骨; 骨缝; 线缝
The skirt ripped along a seam.
那条裙子沿一条缝合线裂开了。
Her dress had split along the seam.
她的连衣裙顺着接缝裂开了。
The average coal seam here is three feet thick.
这里的煤层平均为3英尺厚。
They were giant, sometimes 8 feet long , and many of them lived in the swampy pools in which our coal seam, or layer, or formed.
它们体型巨大,有时有8英尺长,其中许多生活在沼泽地里,我们的煤层就是在这里形成的。
They struck a rich seam of iron ore.
他们开出一个富铁矿层。