upstream shoulder（上游坝肩）是什么意思？音标发音+图解场景

上游坝肩 /ʌpstɹˈiːm ˈfeɪs/ n

English: upstream shoulder · 上游坝肩

释义：Soil embankment located on the reservoir side; its mass provides stability to the dam.

这个词出现在以下图解场景（1）