查询词典 lance head

She fell head first down the stairs：她摔倒了,一头栽下楼梯

■head first 头在前的 | She fell head first down the stairs. 她摔倒了,一头栽下楼梯. | ■keep one's head above water 未举债、未陷入困境等

head for：朝...方向走去

head first 头向前地;冒冒失失地 | head for 朝...方向走去 | head off 绕到前面去;拦住

head for：驶向,走向

head "n.头,头顶,头部;首脑,首长;头脑,才智; v.率领,站在...前头;" | head for 驶向,走向 | head on 迎头,迎面

head gate：总水门

head for 出发 | head gate 总水门 | head lamp 照明灯

head gate：总闸门

head drying 穗萎蔫 | head gate 总闸门 | head on weirs 堰顶水头

head gate：运河水闸门

head gasket 汽缸垫 | head gate 运河水闸门 | head gate 运河头闸

head gate：运河头闸

head gate 运河水闸门 | head gate 运河头闸 | head gear 船首帆缆装置

head regulator gate：进水闸

"引水路","head race" | "进水闸","head regulator gate" | "正面阻力","head resistance"

head lettuce：头形莴苣

head lamp 头灯 | head lettuce 头形莴苣 | head light 前灯

head metal：金属切头

head loss of pipeline 管路水头损失 | head metal 金属切头 | head motor 头部发动机

seal oil pressure：密封油压

"seal of bearing ","轴承密封" | "seal oil pressure ","密封油压" | "seal ring ","密封环,止漏环"

osteographer：骨论学家

choreographer舞蹈动作的设计者 | osteographer骨论学家 | glyphographer电刻者