To-and-fro sound
[醫] 來回摩擦音
?? 詞語組成解析
to
[tu,t?]
prep. 向，朝著;到;關于;屬于;
adv. 朝一個方向的;到某種狀態;關閉;
and
[?nd, ?n,?nd]
conj. 和，與;而且;于是，然后;因此;
fro
[fr?u]
adv. 向那邊，向后;
prep. 〈英方〉同;
n. 〈美俚〉非洲發型= Afro;
na. 見;
sound
[sa?nd]
n. 聲音，聲響;音調，聲調;聲波;嘈雜聲;
vi. 響，發聲;聽起來，好像;回響;[音樂]樂器等被奏響;
vt. 使出聲，使發聲;清楚地發出;宣布，發表;頌揚;
adj. 健全的;合理的;完好的，無損的;明智的;
adv. 徹底地，充分地;
??? 情景例句
Well, did you do any fishing?
你們釣了魚嗎？
Tell me truth, don't beat around the bush.
實話告訴我，別兜圈子。
She herself read them to me by spelling into my hand what was written in the book.
她親自通過在我手上拼寫書中的內容，把課本對我讀出來。