abandon

放任；狂热英释nnif someone does something with abandon, they behave in a careless or uncontrolled way, without thinking or caring about what they are doing

遗弃；放弃英释vvto leave someone, especially someone you are responsible for

1 with abandon,恣意地，放纵地

2 abandon ship,弃船

1 He approached life with reckless abandon–I don't think he himself knew what he was going to do next..他以不计后果的放纵态度对待生活–我想他自己都不知道他接下来要做什么。