bottom dweller

常見例句

• Many species of caddis larva build a protective covering of fine gravel or debris to protect them in this stage.The larva is a bottom dwelling non-swimming stage of the insect.
  很多的caddis larva會(huì)利用水中的沙礫保護(hù)自身（我的理解），larva階段是（昆蟲）在水底孵化時(shí)不會(huì)游泳的時(shí)期。
• The water pollution and eutrophication were judged by the assessment of hydrobiology with the species and quantity measure and analysis of phytoplankton,zooplankton,bottom dwelling biology and fish.
  水生生物的評(píng)價(jià)是通過對(duì)浮游植物、浮游動(dòng)物、底棲生物、魚類種類和數(shù)量變化的測定和分析,判定水體的污染和富營養(yǎng)化狀況。
• They sent the enemy ship to the bottom of the sea.
  他們把敵艦擊沉。
• Let's not dwell on your past mistakes.
  我們不要再細(xì)說你過去的錯(cuò)誤了。
• He decided to dwell on our island.
  他決定到我們的島上居住。
• The child was sitting on the bottom stair.
  那孩子正坐在樓梯最下面的一級(jí)上。
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