Metacarpal
a. 掌的\\nn. 掌骨
?? 牛津釋義
metacarpal
adj, n (anatomy 解) (of a) bone between the wrist and the fingers 掌骨（的）. =>illus at skeleton 見skeleton插圖.
??? 情景例句
That's five points also.
也是五分。
Don't repeat everything I say!
不要學我說話！
If one law is changed, then people will later want to change other laws.
要是變更了一條法律，那么人們還會要變更別的法律的。