口角（名詞）

(noun) A minor but noisy argument; a squabble.

EXAMPLE: During vacations my family occasionally has little kerfuffles about where to eat dinner, particularly when we are tired.

在度假期間，我的家人偶爾會為去哪里用餐發(fā)生些小口角，尤其是在我們疲憊的時候。

rip-off artist

騙子（非正式）

(INFORMAL) A person who is skilled at cheating or deceiving other people, often in a way that involves a theft or financial loss.

EXAMPLE: Yesterday I paid a friendly stranger to help me find an apartment, but today I couldn't find him, and I suddenly realized that he was a rip-off artist, which made me feel foolish.

昨天，我出錢讓一位友善的陌生人幫我找一間公寓，但今天我找不到他了。我突然意識到，這人是個騙子，我覺得自己很傻。