sù
(of flower petals) falling
used in 簌簌
Pictophonetic: semantic ⺮ (bamboo), phonetic 欶
Made of 欶
树叶在风中簌簌作响。
shù yè zài fēng zhōng sù sù zuò xiǎng 。
The leaves on the trees rustle gently in the wind.
诉速苏素稣宿俗塑肃酥溯粟夙愫