demonstrable

1. ADJ A demonstrable fact or quality can be shown to be true or to exist. 可論証的; 可展示的[正式] [usu ADJ n]

Without demonstrable progress, the negotiators will begin to see their influence wane. 沒(méi)有可展示的進(jìn)展，磋商者將會(huì)開(kāi)始看到他們的影響力減弱。

2. demonstrablyADV

...demonstrably false statements. ...可論証是錯(cuò)誤的命題。