InventionsInventions• This invention looks like a bird. 5• This invention is made of metal. 4• It makes it possible for people to fly to different places in the world. 3• It is powered by an engine and is flown by a pilot. 2Airplane This is an invention which can help peoplein the streets, e...

时间:2024-11-20 20:05栏目:中学教育

Inventinventioninventor1.invent-tomake,designorproducesomethingnewforthefirsttime.2.invention-ausefulmachine,toolorinstrumentetcthathasbeeninvented.3.inventor-someonewhoinventedsomethingorwhosejobistoinventthings.Inventinventioninventor1.invent-tomake,designorproducesomethingnewforthefirsttime.2.inv...

时间:2024-11-20 07:04栏目:中学教育