(Brit. informal)have a wretched or uncomfortable time
(英，非正式)過得很不舒服
used to refer to the state of being invisible or non-existent
無影無蹤，了無蹤影；不存在
she just vanished &B{into thin air}.
她消失得無影無蹤。
they seemed to pluck numbers &B{out of thin air}.
他們似乎在憑空撥弄是非。
(informal)used to refer to the police, typically in the context of situations of civil unrest
(非正式)（多指社會(huì)動(dòng)蕩環(huán)境下的）警察
(informal)balding
(非正式)頭發(fā)稀疏的