同根派生 ram down相關(guān)詞英漢例句They tamped down the earth around the apple tree.他們把蘋果樹周圍的泥土夯實(shí)。He rammed down the soil round the newly planted bush.他把新種的矮樹叢周圍的泥土夯實(shí)。ram down更多例句