My watch is more expensive because it's a chronometer.
我的手表是精密型的，所以要比你的贵。
天天一起练口语
How Big(表示大小)（二）
📚 句中词汇解析
从本句中提取的重要词汇
adj. 昂贵的，花钱多的;豪华的;
💡 ex出+pens花费+ive形容词后缀→要花钱的→昂贵的
"The two liars asked for more expensive silk."
两个骗子索要了很多昂贵的丝绸。
近义：pricey, costly, dear
反义：inexpensive, knockdown, downscale, downmarket, cheaply
conj. 因为;
💡 cause, cuse 表原因,目的;司法程序,诉讼
"He was arrested because of his political affiliation."
他因所属政党的关系而被捕。
近义：since, whereas, for, forasmuchas
vt. 注视，注意;看守，监视;守候（机会等）;密切注意;
n. 表;值夜，值班;看守，监视;值班人员;
vi. 观看;注视;守候;看守;
"The police warned holidaymakers to be on the watch for car thieves."
警方提醒度假者提防偷车贼.
近义：notice, observe, twig, herd, monitor, picket
反义：neglect, overleap, overlook, pass, pretermit, slight