n.水壩；堤；障礙物
v.筑壩；抑制(情感等）
The dam was not strong enough to hold back the flood water的名詞復(fù)數(shù));（湖、河等的）水域;...v.給…水喝(water的第三人稱單數(shù));在…澆水[灑水];往（酒里）摻水;..." target="_blank">waters. 水壩不太堅(jiān)固，擋不住洪水。
The village was swept away when the dam burst. 村莊在水壩決堤時(shí)被沖走了。
The water deepened after the dam was built. 堤壩建成后水已加深。
A dam is a barrier holding water back. 水壩是防堵水的障礙物。
用作動(dòng)詞 (v.)They are going to dam up the river to set up a hydropower station. 他們準(zhǔn)備攔江筑壩建水電站。
It's hard to dam up one's feelings. 一個(gè)人要抑制自己的感情是不容易的。
dam用作動(dòng)詞作“筑壩攔水,以水壩阻攔”“擋住”解,指用障礙物堵塞,以防止水流、眼淚等繼續(xù)流出,其后可接名詞或代詞作賓語(yǔ)。引申可表示“抑制,克制”,這時(shí)常與up連用。
