瘤,''.'节疤'. ''凸饰环状突出或节状肿起, 如在一些动物角上的突起.A circular protuberance or knob like swelling, as on the horns of certain animals.这个桌子是长方形的,表面有一些树木的节疤.This table has a rectangular top with knots of wo...
It's 50 per cent wool, 50 per cent acrylic.它含50%的羊毛、50%的丙烯酸纤维。Acrylic fabrics are both warm and washable.丙烯酸纤维织物既暖和又耐洗.An active oligomer has been synthesized from acrylic acid and its derivatives.以丙烯酸及其衍生物为原料合成出了一种...