is 小星 2026-03-12 19:13 单词库 15 is是什么意思、is怎么读 读音:英[ɪz] 美[ɪz] is 基本解释 vt.& vi. 是(be的三单形式n. 存在 is 词性变化 原型:be 中文词源 is 是 来自PIE*es,是,存在,词源同essence,interest,sooth,Bodhisattva. is 相关问题 landlocked 2026-03-12 19:13:20 1 5 supplement to authorized signature 2026-03-12 19:13:20 1 5 courthouse 2026-03-12 19:13:20 1 5 wraparound 2026-03-12 19:13:20 1 5 unchained 2026-03-12 19:13:20 1 5 gates 2026-03-12 19:13:20 1 5 reload 2026-03-12 19:13:20 1 5 blomberg 2026-03-12 19:13:20 1 5 power struggle 2026-03-12 19:13:20 1 5 serial number 2026-03-12 19:13:20 1 5 take the lead 2026-03-12 19:13:20 1 5 obscuring 2026-03-12 19:13:20 1 5