词汇	shell sand
释义	shell sand 贝壳砂,壳型砂
随便看	Fixed income instruments fixed income investment Fixed income market fixed income platform fixed income product fixed incomes fixed-incomes fixed income securities fixed-income securities fixed -income securities fixed income security fixed-income security fixed income staff Fixed-Income Style Box fixed increment rule fixed index fixed-index type fixed inductance fixed inductor fixed inductor coil Fixed industrial stairs fixed inertial frame of reference fixed information fixed information file fixed infrared seeker head