15.冰的密度比水小,因此能浮在水面上。
(A) Ice is not so dense as water and therefore it floats.
(B) Ice is less than water in intensity, so it floats in water.
(C) The integrity of ice is less than water so it floats.
(D) Less tense than water, ice therefore floats.
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統計: 尚無統計資料
統計: 尚無統計資料