Loose cannon
<美>（不属于任何派别）我行我素的人, 变得无法控制的人
🧩 词语组成解析
loose
[lus]
adj. 松的，宽的;模糊的;散漫的;自由的;
vt. 释放;不受约束地表达;松开;射出（子弹、箭等）;
vi. 变得松散;发射导弹;开火;
adv. 散漫地;
n. 解放;放任;发射;
🗣️ 情景例句
Things are looking up.
情况在好转。
Goodbye. Remember to look me up if you're ever in Washington.
再见。要是你光临华盛顿的话，别忘了来看我。
He loved to be told that one of his imaginary products was temporarily out of stock and he would faithfully promise to call again at some future date, but of course he never did.
他爱听售货员说他想像出来的那种东西暂时脱销，于是他就煞有介事地许诺改天再来光顾。当然，他再也不会来了。