high water mark

• n. 高水标；高水位线
• 全盛时期; 最高峰.

例句

用作名词 (n.)

1. The boat was pointing and leaning sharply along the water line.
   小船迎风航行，船体沿着水位线严重倾斜。
2. Above the water table, ancient caverns abandoned by the river slowly fill up with stalactites and stalagmites.
   在地下水位线，远古洞穴溢满的河水中充斥着石笋和钟乳石。