Lì / shǐ / kè / shàng / lǎo / shī / jiè / shào / le / Luó / mó / nuò / suǒ / fū / duì / É / guó / kē / xué / fā / zhǎn / de / gòng / xiàn

历史课上，老师介绍了罗摩诺索夫对俄国科学发展的贡献。

In history class, the teacher introduced Lomonosov's contribution to the development of Russian science.