同根派生 trench mortar相關(guān)詞英漢例句用作名詞 (n.)The sound of mortar fire seemed to be closing in.迫擊炮的吼聲似乎正在逼近。A few basic guidelines for mortar teams follow.下面是一些迫擊炮組的基礎(chǔ)操作指南。trench mortar更多例句