然而,一次偶然的机会下,男孩们打了起来,水壶也掉进了井里。
Once there, though, the boys began to fight and the water jug fell into the well.
但是一次偶然的机会,他发现已故祖父家有一个破旧但功能齐全的实验室,正是这个发现使得这位年轻人确定了他对化学的热情。
But it was a chance stumbling upon a run-down, yet functional, laboratory in his late grandfather's home that solidified the young man's enthusiasm for chemistry.
一天,他同一位漂亮女孩有一次偶然的相遇。
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