Tatoebasmall_snowCC BY 2.0 FRトムは、難しい問題はスラスラ解けるのに、九九とか簡単な計算が苦手なんだよ。英語の訳Tom can solve difficult problems with ease, but he is weak when it comes to simple arithmetic such as the times table.出典: Tatoeba文番号 10575836