Up quark
（粒子）上夸克
🧩 词语组成解析
up
[ʌp]
adv. 在上面，在高处;起床，起来;向上;由低到高;
adj. 向上的;上升的;竖立的，垂直的;举起的;
vt.& vi. 增加;加速;提高;举起，拿起;
prep. 在…的上端;向高处;沿…而去;向…上游;
n. 上升，升高;兴旺，繁荣;上坡;（价格等）上涨;
quark
[kwɑ:k]
n. 夸克（构成原子的最小粒子）;
🗣️ 情景例句
Do you have any plans after class today?
今天下课后你有什么安排吗？
If you have cows you have to get up early to do the milking.
如果你有奶牛，你不得不早起挤奶。
However, in recent times the old-age pension has only been paid to the poorest people because there has been an increase in the number of people out of work.189
然而阳近一段时间，老年养老金只付给那些最穷的人，因为失业的人数一直在增长。