名詞 flak:

1. a slick spokesperson who can turn any criticism to the advantage of their employer
   同義詞：flak catcher, flack catcher, flack
2. intense adverse criticism
   同義詞：fire, attack, flack, blast
3. artillery designed to shoot upward at airplanes
   同義詞：antiaircraft, antiaircraft gun, flack, pom-pom, ack-ack, ack-ack gun

1. He took a lot of flak for his stand against abortion.
   他因堅持反對墮胎而飽受責難。
2. The pilot jibbed at the idea of a straight bomb run, for it would mean flying through heavy flak.
   領航員不贊成采用筆直的轟炸航線，因為這樣做就得飛過密集的高射炮火。

flak 也作 flack

n.（名詞）

Antiaircraft artillery.
高射炮
The bursting shells fired from such artillery.
高射炮火
Informal
【非正式用語】
Excessive or abusive criticism.
過分的或抨擊性的批評
Dissension; opposition.
爭吵；敵對

來源：
German
德語
from Fl(ieger)a(bwehr)k(anone) [aircraft-defense gun]
源自 Fl(ieger)a(bwehr)k(anone) [高射槍]