untested
🇺🇸
/ˌʌnˈtestɪd/
🇬🇧
/ˌʌnˈtestɪd/
not tried out or examined to see if it works or is effective
The new product is untested, so we don't know if it will be successful.
新產品未經測試,所以我們不知道它是否會成功。