Boulder dam
顽石坝（美国科罗拉多河上的大坝）
🧩 词语组成解析
boulder
['bəuldə]
n. 卵石，圆石;巨砾，冰砾;漂砾;
dam
[dæm]
n. 水坝，堰;水库;（牙科用的）橡皮障;〈比喻〉障碍;
vt. 用水坝阻止;阻塞，抑制;
🗣️ 情景例句
it's going to be too late when I do remember.
等我想起来时已经太晚了。
I'm not sure what time I'm coming back.
我不肯定我什么时间回来。
Whatever the source of noise, one thing is certain: silence, it seems, has become a golden memory.
看来寂静已变成一种珍贵的回忆。