涨潮

The children got ashore before the tide came in.

前, 孩子们就岸了。

The ships departed on the tide.

那几艘船时启航。

My footprints are just marks on the sandbeach, fading away with the ebb and flow.

我的足迹也只是沙滩的印迹，随朝落而消褪。

The tide is making now.

现正。

However, on the saltmarsh, peck current velocity values only appeared during the flood phase, except when marsh vegetation wilting.

盐沼（植物生长期）流速过程具有“单峰型”特点，仅初出现峰值。