Interdental groove
[醫] 牙間溝
?? 詞語組成解析
a. 牙齒之間的, 齒間音的\\n[醫] 牙間的
groove
[ɡruv]
n. 溝，槽;[俚語]常規，老套：確定的規范;[俚語]理想狀況;[俚語]非常愉快的經歷;
vt. 刻溝，刻槽;
vi. 極其快樂，極其滿意，過得快活;受愉快的刺激影響;投合，契合;
??? 情景例句
It's two words.
兩個字。
If she could help you, she would help you.
如果她能幫你，她一定會的。[虛擬語氣]
We may have to back order three items on this order.
這次訂的貨有三個項目必須要晚點才能交貨。