A plane that is airworthy is safe to take off: the body, the engines, and the papers are all in order. It is a safety word, used by engineers, inspectors, and news writers, not a compliment for a pleasant flight.

A plane that is airworthy一架 airworthy 的飛機 is safe to take off是可以安全起飛的： the body, the engines, and the papers are all in order機身、引擎，還有各種文件都沒問題。It is a safety word這是一個安全用詞， used by engineers, inspectors, and news writers工程師、檢查員，還有新聞寫作者會用， not a compliment for a pleasant flight不是用來稱讚飛行很舒適的話。

A comfortable old jet can fail an airworthy check; a small, noisy one can pass. Helicopters, gliders, and even drones can be called airworthy or not.

A comfortable old jet一架坐起來很舒服的老飛機 can fail an airworthy check可能通不過 airworthy 檢查； a small, noisy one一架小小的、很吵的飛機 can pass反而可能過關。Helicopters, gliders, and even drones直升機、滑翔機，甚至無人機 can be called airworthy or not都可以說是 airworthy 或不是。

People are not airworthy, and neither are birds — though actually, the pattern is the same as seaworthy for ships and roadworthy for cars: fit for that place.

People are not airworthy人不會被說成 airworthy， and neither are birds鳥也不會—— though actually不過其實， the pattern is the same as seaworthy for ships and roadworthy for cars這個構詞方式跟船的 seaworthy、車的 roadworthy 一樣： fit for that place意思是適合那個場域。

If a machine is not airworthy, it must stay on the ground until it is fixed and signed off. A little official; in chat you might just say the plane is safe to fly.

If a machine is not airworthy如果一台機器不是 airworthy， it must stay on the ground就必須留在地面上 until it is fixed and signed off直到修好並且經過核准。A little official語感有點官方； in chat you might just say the plane is safe to fly平常聊天你可能只會說這架飛機可以安全飛。