Finally he bought a pint of pure glycerine and a glass rod a foot long.

最后他又买了一品托纯甘油和一根一英尺长的玻璃棒。

youdao

Finally he bought a pint of pure glycerine and a glass rod a foot long.

最后他又买了一品托纯甘油和一根一英尺长的玻璃棒。

youdao