Arciform fibers
[醫(yī)] 弓狀纖維
?? 詞語組成解析
a. 拱狀的, 弓形的\\n[醫(yī)] 弓形的, 弓狀的
n. 纖維（fiber的復(fù)數(shù)）
??? 情景例句
They're open.
店開著。
To fall to pass the exam
考試落榜
Neither of us realized that night that these carvings and paintings dated back 15,000 years,
我們沒有意識(shí)到這些刻畫追溯到15，000年前，