我父亲给我寄来一台旧相机。这是我最好的生日礼物。
My father sent me an old camera. This was my best birthday present.
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This英 /ðɪs/|美 /ðɪs/
解释
This 作为指示代词回指前一句提到的 an old camera
My father sent me an old camera. This was my best birthday present.
This 作为指示代词回指前一句提到的 an old camera