Rell's triangle
[醫] 賴耳氏三角, 丘系三角
?? 詞語組成解析
??? 情景例句
You want a hint?
需要提示嗎？
If I had had time,I would have called you.
如果我有時間，我就打電話給你了。
Sally is looking at a big ship.
莎莉正在觀看一艘大船。