retard
🇺🇸
/rɪˈtɑːrd/
🇬🇧
/rɪˈtɑːd/
to slow down the growth or progress of something
Early surgery can retard the disease from getting worse.
早期手術可以延緩病情惡化。
a hurtful term for someone you think is very slow or not smart
He called her a retard for not understanding the joke.
他稱她為弱智,因為她不懂那個笑話。