Buckle down:
to put forth maximum effort toward something, especially after not having done so.
对某事做出最大努力, 尤其是还没有这么做过; 全力以赴。
He'll have to buckle down to his work soon if he wants to pass these exams.
如果他想通过考试，就必须马上倾尽全力。
You can follow your dreams someday, but right now you need to buckle down and be responsible.
总有一天你可以追逐自己的梦想，不过现在你需要认真对待生活负起责任来。
There was a time when Charles was coasting at school and I should have told him to buckle down.
有一段时间查尔斯在学校不太用功，我当时应该让他加把劲的。
When you buckle down and really explore the many facets of a possible innovation to the organization, you are more able to make well thought-out decisions.
当全力以赴真正去探究组织一项可能的发明的多方面时，你就更有可能做出深思熟虑的决定。
