換種說法表達「不開心」！除了unhappy 也可以用 drag sb down
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「drag」當動詞有「拖拽、拉扯」之意，可與 down搭配成片語「drag sb down」表達「使某人不愉快；使某人垂頭喪氣」，來看例句：
📌 drag sb down 使某人不愉快；使某人垂頭喪氣
Tom kept working hard and refused to let the failure of his last project drag him down.