Partical velocity
[電] 粒子速度
?? 詞語組成解析
[電] 質點
??? 情景例句
You're home from school early.
你今天從學校回來得早。
Fine feathers make fine birds.
人要衣裝，佛要金裝。
After her departure, Aunt Harriet discovered that there were piles of empty wine bottles of all shapes and sizes neatly stacked in what had once been Bessie's wardrobe.
貝西走后，哈麗特姑媽發現在貝西以前用過的衣柜里整整齊齊地放著一堆堆形狀各導、大小不一的酒瓶子。