tide-mark

n 1 mark made by the tide water at its highest point on a beach, etc （沙滩等处潮水留下的）高潮痕. 2 (joc 谑) (a) line between washed and unwashedparts of sb's body （身上洗到的和没洗到的部位之间的）垢痕. (b) line left on a bath by the dirty water （污水留在浴盆上的）垢痕.

ticker, ticker-tape, ticket, ticket office, ticket-office, ticking, ticking-off, tickle, tickler, ticklish, ticklishness, ticky-tacky, tidal, tidal wave, tidbit, tiddler, tiddly, tiddly-winks, tide, tide sb. over, tide-table, tideway, tidily, tidiness, tidings, tidy, tie, tie up, tie-beam, tie-breaker (also `tie-break), tie-dye, tie-dyeing, tie-on, tie-pin (US `stickpin, `tie-tack), tie-up, tied, tier, tiered, tiff, tig,