Three-state gate
[計] 三態門
?? 詞語組成解析
three
[θri]
num. 三;三個;第三（章，頁等）;
n. 三歲;三個人[東西];三，三個;
adj. 三的;三個的;
gate
[ɡet]
n. 門;閘門;登機門;入場費;
vt. 給…裝大門;[電子學] 電波傳送;
??? 情景例句
Many shopping malls and supermarkets can deliver goods straight to your door.
許多購物中心和超市提供免費送貨上門服務。
To hit the ball
擊球
She didn't visit her step-mother much, though I believe that they used to speak on the phone from time to time.
她不常看望她的繼母，雖然，我相信她們過去時不進在電話里聊一聊。