单词	压载龙骨
释义	压载龙骨ballast keel
随便看	twosided two-sided alternative two-sided auction two-sided diskette two-sided double-density diskette two-sided effect two-sided ideal two-sided interval estimation two-sided laplace transform two-sided lapping two-sided manifold two-sided message two-sidedness twosidedness two-sided pricing two-sided printed circuit board two-sided printing two-sided search two sided sequence two-sided single density diskette two-sided specification two-sided spectrum two-sided--spectrum two-sided surface two-sided system