Lub melting ntawm iav yog inseparable ntawm hluav taws, thiab nws melting yuav tsum tau kub kub.Cov thee, cov khoom tsim hluav taws xob, thiab cov roj hauv nroog tsis siv rau thaum ntxov.Hnyav, roj av coke, nkev roj, thiab lwm yam, nrog rau cov pa oxygen ntshiab niaj hnub no, tag nrho cov hluav taws kub hnyiab hauv qhov cub kom tsim cov nplaim taws.Siab kub...
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