alternative

One of two or more available possibilities; a thing that can be done or used instead of something else.

• alternate/ˈɔːltəneɪt/(v/adj)交替；交替的
• alternatively/ɔːlˈtɜːnətɪvli/(adv)或者；作为替代

• provide alternatives
• explore alternatives
• viable alternative
• no alternative
• alternative approach
• present alternatives

1. 1.Before rejecting the proposal, the committee asked whether any viable alternatives had been considered.
2. 2.Alternatively, the team could run both processes in parallel and compare results before committing to one path.

• option/ˈɒpʃən/— a thing that is or may be chosen
• substitute/ˈsʌbstɪtjuːt/— a thing used instead of another
• choice/tʃɔɪs/— the possibility of selecting

from Medieval Latin "alternativus," from "alternare" (to interchange)