同根派生 rush nut相關(guān)詞英漢例句Nutgrass can still be problematic because there is enough energy stored in the nut to allow young seedlings to puncture the mulch and emerge.莎草仍然是個難題，因爲(wèi)在堅硬的果實(shí)中儲有足夠能量使其幼苗穿透薄膜而生長。rush nut更多例句