on a wing and a prayer

with only the slightest chance of success

成功機會微乎其微

on wings

used suggest happiness by reference to the light movement or feeling of flying

飛一般地；飄飄然；輕松愉快地

‘I'm on wings,’ she admitted. ‘It's wonderful seeing the palace brightened up.’.

“我覺得飄飄然，”她承認道。“看到整個王宮都活躍起來真是太棒了”。

spread (或 stretch 或 try) one's wings

extend one's activities and interests or start new ones

擴展某人的活動和利益；重新開始

under one's wing

in or into one's protective care

在某人的卵翼之下，在某人的庇護之下

in the wings

In the stage wings, unseen by the audience.

在觀眾看不到的舞臺兩側

Close by in the background; available at short notice

在近旁，在眼前：在背景上相近；簡短公告中會有

a presidential candidate waiting in the wings.

總統候選人等待著即將當選的希望的消息

on the wing

In flight; flying.

在飛行中；飛著

take wing

To fly off; soar away.

起飛；飛離

under (one's) wing

Under one's protection; in one's care.

在…庇護下；在某人照顧之下

wing it【非正式用語】

To say or do something without preparation, forethought, or sufficient information or experience; improvise

即興表演，即興演講：在未準備、未預先考慮或沒有足夠的信息和經驗的情況下說或做某事；即興創作

She hadn't studied for the exam, so she decided to wing it.

她沒有為考試準備，所以決定臨場發揮