Bidirectional flow
[計] 雙向流
?? 詞語組成解析
[計] 雙向的
flow
[fl?u]
vi. 流;垂;流出;（談話、文體等）流暢;
n. 流動;滔滔不絕;漲潮;連貫;
vt. 使泛濫;淹沒;排出;
??? 情景例句
Mr. Gao in Room 409.
409房間的高先生。
It seems he has a lot of funny ideas.
看起來他好像有很多有趣建議。
the bottle, the box, and the jar are almost always granted them.
結(jié)果就是把瓶藥、盒藥、罐藥開給看病的人而完事大吉。