英语语法分析

TPA has been demonstrated to be a potent tumor promoter in mouse skin (3).

TPA已被证明在在小鼠皮肤上是一个强有力的促癌物（3）。

TPA works okay, but it has dangerous side effects, and can even hurt brain cells.

TPA很有效，但具有危险的副作用，甚至会损伤脑细胞。

Nowadays, many experimental measurements of tpa cross sections of organic molecules take place in solutions.

目前，有机分子的双光子吸收性质都是在溶剂中测量的。