1. The linguist is also a skilled grammatist, with a deep understanding of sentence structure and grammar rules.
这位语言学家也是一位熟练的文法学者，对句子结构和语法规则有着深刻的理解。

2. The teacher, being a strict grammatist, always emphasizes the importance of proper grammar usage in writing.
这位老师是一位严格的文法学者，总是强调写作中正确的语法使用的重要性。