基本解釋自重同根派生 self-weight相關(guān)詞英漢例句The cable sag caused by cable dead weight is vertical.由鋼索自重引起的垂度是豎向的。We know that a stationary object exerts force by virtue of its weight.我們知道靜止物體由自重而產(chǎn)生壓力。self-weight更多例句