丁钰说道，“我可以分辨很多常见的有毒和无毒的昆虫，其实大部分昆虫都是可以吃的。”
Ding said, "I'm able to distinguish many insects, from poisonous to nontoxic ones, in fact, a majority of insects are safe to eat."
张钰哲致力于观察和计算小行星和彗星的轨道。
He devoted himself to observing and calculating the orbits of minor planets and comets.
张钰哲研究小行星的光变曲线和旋转、CZ仙后座变星以及哈雷彗星轨道的变化。
He studied the light curves of asteroids and thus their rotation, and also studied the variable star CZ Cassiopeiae, and the evolution of the orbit of Comet Halley.
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