GbEng
紧密的物质上牢固的或致密的 Firm or compact in substance.
攀登的人脚踩的地方要很牢固. A climber needs secure footholds.
固定物牢固地安放在一个地方的东西 Something securely fixed in place.
紧固件能使一件东西牢牢固定在另一件东西的物件,如钩子 Something, such as a hook, used to attach one thing to another firmly.
皮靴固定装置为使滑雪靴牢固而在雪橇上设置的扣拴 Fastenings on a ski for securing the boot.
那些支柱上得很牢固。 The struts are firmly braced.
该团体的成员之间有牢固的友情. There were strong ties of friendship between the members of the society.