单词	fall velocity
释义	fall velocity 沉降速度
随便看	two-up two-down two-up, two-down two-up-two-down two-up-two-downs two-valley model two-valley scattering two-value two-value capacitor motor two-valued two valued condition two-valued formula two-valued function two-valued homomorphism two-valued logic two-valued measure two-valued output signal two-valued property two-valueds two-valued spin representation two valued variable two-valued variable two-value logic two-value variable two-valve-capacitor two-variable 潘郎渐老潘鬓先愁潜匿游下邳潜形踠伏草不动潜心默祷若有应潜来更不通消息潦倒新亭浊酒杯潦倒新停浊酒杯潭城东二十里潭影空人心概行概要概见概观概览概论概说概貌概述榃