流行工业则缺少毒物学者来测定新护肤液的安全性，有时一家公司甚至启用一名75岁的专家。
The beauty industry is short of toxicologists to determine whether new lotions are safe, and one firm has just taken on a 75-year-old.
流行工业则缺少毒物学者来测定新护肤液的安全性，有时一家公司甚至启用一名75岁的专家。
The beauty industry is short of toxicologists to determine whether new lotions are safe, and one firm has just taken on a 75-year-old.
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