同根派生 river birch相關(guān)詞英漢例句The river had worn a ravine between the hills. 那條河在兩山之間已造成一個(gè)深穀。Can we dredge the river to make it deeper? 我們能不能把這條河疏濬得深一點(diǎn)?Navigation is difficult on this river because of the hidden rocks. 因爲(wèi)河上有暗礁,所以在這條河上航行很睏難。The police dredged up the parcel from the muddy river. 警方從渾濁的河水中撈出包裹。A pregnant lady rescued him from the Suzhou River. 一個(gè)孕婦把他從囌州河救了起來(lái)。river birch更多例句