This is a dictionary, an encyclopedia, and a thesaurus all rolled into one.
辞書と百科事典とシソーラスが１つになったものだ
This is a difficult question. What is certainly clear, however, is that ....
これは難しい問題だ．しかしながら…であることは間違いない
This is a gift for her.
これは彼女への贈り物です
This is a guy who is hitting .350.
（テレビなどで見て）こいつは今打率３割５分だ
This is a hot day, isn't it?
今日は暑いですね
This is a job similar to hers.＝This is a similar job to hers.
これは彼女と同様の仕事だ
This is a little thick.
これはちょっとひどい
This is a national popular collective will.
これが国民全体の意志である
This is a pig of a job.
こんな仕事はごめんだ
This is a result different [a different result] from yours.
これは君のとは異なる結果だ
