Railway rolling stock . grade a . countersunk and raised countersunk notched head machine screws . symbols f and fb 铁路车辆.开口的沉头和半沉头机器螺钉.级.符号和
One gleam of light lifted into relief a half - submerged mast , on which sat a cormorant , dark and large , with wings flecked with foam ; its beak held a gold bracelet set with gems , that i had touched with as brilliant tints as my palette could yield , and as glittering distinctness as my pencil could impart 束微光把半沉的桅杆映照得轮廓分明，桅杆上栖息着一只又黑又大的鸬鹚，翅膀上沾着斑驳的泡沫，嘴里衔着一只镶嵌了宝石的金手镯，我给手镯抹上了调色板所能调出的最明亮的色泽，以及我的铅笔所能勾划出的闪闪金光。
