Bōgai o fusegu hōsaku o kōan-chū da.We are investigating means of shielding against interference.

Toki no nagare wa mujihi da.The passage of time is cruel.

Rēmā ga Mokusei no eisei no hitotsu de aru Io no shoku no shūki o sokutei shita tokoro, ittei de wa naku, Chikyū no kōten ni tomonai hendō suru koto ga wakarimashita.When Rømer measured the period of the eclipses of Io, one of Jupiter's satellites, he discovered that it was not constant but fluctuated with the Earth's revolution.

Chōsa wa kotoshi ni~sangatsu, zenkoku no jūroku-sai ijō no danjo ni mensetsu hōshiki de jisshi. Sen-kyūhyaku-gojūkyū nin kara kaitō o eta.The survey was executed from February to March of this year nationwide using an interview method on men and women above the age of 16. Responses were received from 1959 people.