A storage dam
蓄水闸
🧩 词语组成解析
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
I care about new fixtures in the hallways--
我关心走廊的新灯具，
I often have lunch at noon.
我常常在中午吃午饭。
He holds a position of great responsibility upon him.
他担任着一个责任重大的职务。