摘 要: | Whatdoweknowaboutthesea?Mostofushaveseenit.Weknowthatitlooksveryprettywhenthesunisshiningonit.Wealsoknowthatitcanbelessprettywhentheweatheristerrible.Whatotherthingsdoweknowaboutit?Thefirstthingisthattheseaisveybig.Lookatamapoftheworldandyoullfindthereislesslandthanthesea.Theseacovers3/4oftheworld.Theseaisverydeepinsomeplacesthoughsomepartsoftheseaareveryshallow(浅的).AtaplacenearJapan,theseaisnearly11kilometresdeep.Ifthehighestmountainintheworldwereputintotheseaattheplace…
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