She placed a towel on a cluster of rocks just clear of the tidemark.她把一条毛巾放在刚没过涨潮线的一堆石头上。...

tidemark的音标：tidemark的英式发音音标为：['taɪdmɑ:k]tidemark的美式发音音标为：['taɪdmɑrk]...

n.涨潮点，潮标，潮痕...