Dulls
v. 使变钝( dull的第三人称单数 ); 使（兴趣、痛苦等）减少; 使麻木; 使晦暗
🗣️ 情景例句
Please accept my apologies for any trouble my mistake has caused you.
因为我的失误给你添麻烦了，请接受我的道歉。
Who serves everybody gets thanks from nobody.
人人都侍候，个个不见好。
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。