Travel through space to other planets interests many people today.

现在很多对去宇宙中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛苦的劳役，考验着一个的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有全宇宙的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一的劳役，考验着一人的部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有的知识不可啊。

Travel through space to other planets interests many people today.

现在很多对去宇宙中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是辛苦的劳役，考验着的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，切实数字，非得有全宇宙的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去宇它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛苦的劳役，考验着一个人的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有全宇的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去宇宙中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是个辛苦的劳役，考个人的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，切都要字，非得有全宇宙的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去宇宙中其它感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛苦的劳役，考验着一个人的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有全宇宙的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去宇它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛苦的劳役，考验着一个人的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有全宇的知识不可啊。

Travel through space to other planets interests many people today.

多人对去宇宙中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛苦的劳役，考验着一个人的全部官能，——这些赢或损失的问题，息的问题，扣除皮重的计算问题，一切都要确实数字，非得有全宇宙的知识不可啊。

Travel through space to other planets interests many people today.

现在很多人对去宇宙中其它行星旅行感兴趣。

It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.

这真是一个辛役，考验着一个人部官能，——这些赢或损失问题，息问题，扣除皮重计算问题，一切都要确实数字，非有宇宙知识不可啊。