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.

这真是一个辛苦的，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，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.

真是一个辛苦劳役，考验着一个人全部官，——赢或损失问题，息问题，扣除皮重问题，一切都要确实数字，非得有全宇宙知识不可啊。

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.

这真辛苦劳役，考验着人全部官能，——这些赢或损失问题，息问题，扣除皮重计算问题，切都要确实数字，非得有全宇识不可啊。

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.

这真是一个辛苦劳役，考验着一个人全部官能，——这些赢或损失，，扣除皮重计算，一切都要确实数字，非得有全宇宙知识不可啊。