| 例句 |
At present nobody understands why these three quarks which are in the proton are bound together.目前还没有人知道质子里面的这三个夸克为什么会结合在一起。Neutrons and protons are bound together in the nucleus of an atom.中子和质子在原子核内结合在一起。They are bound together by/with indissoluble ties/bonds.他们永远被联系在了一起。The two nations were bound together by a common history.两个国家因为有着共同的历史而联系在一起。The flowers were bound together with thin wire.那些花是用细金属丝绑在一起的。 |