プログレッシブ和英中辞典(第4版)の解説
ざー(っ)
ふろの栓を抜くとお湯がざーっと流れた
I pulled the plug and the hot water gushed [swooshed/whooshed] out of the bathtub.
トラックいっぱいの砂が公園の砂場にざーっとまかれた
A truckload of sand was dumped with a great swoosh into the sandbox in the park.
波がざーっと押し寄せてきた
The waves rushed toward us.