YOU SAID:

Well, first things first, let's talk about the Earth's rotation.

INTO JAPANESE

さて、まず最初に、地球の自転について話しましょう。

BACK INTO ENGLISH

Well, first of all, let's talk about the rotation of the earth.

INTO JAPANESE

さて、まず、地球の自転についてお話しましょう。

BACK INTO ENGLISH

First, let's talk about the rotation of the earth.

INTO JAPANESE

まず、地球の自転についてお話しましょう。

BACK INTO ENGLISH

First, let's talk about the rotation of the earth.