airworthy造句怎麼寫

2、It is expected that the raf Harrier T12s will be of particular interest to the USMC as potential airworthy aircraft to bolster its small twin-seater fleet.

1、The mechanics work hard to keep the helicopters airworthy.

3、These smaller craft are enjoyably intimate and perfectly airworthy, but they have safety require-ments quite different from those of the high-flying behemoths.