[yǐ]
[動]
（用； 拿） use; take
utilize our strong points to attack the enemy's weak points
以我之長， 攻敵之短
set the general interest of fighting against the common enemy above everything else
以共同對敵的大局為重
[介]
（用； 拿） with; by
convince people by reasoning
以理服人
present sb. with a bouquet
贈以鮮花
（依； 按照） according to
enroll students according to their merits
以成績錄取新生
open and close according to schedule
以時啟閉
be listed in the order of the number of strokes in their surnames
以姓氏筆畫為序
（因） because of
not reject a saying because the speaker is what or who he is
不以人廢言
not lose heart because of failure nor feel conceited because of success
不以失敗自餒， 不以成功自滿
be celebrated for its scenic beauty
以風景優美著稱
How do you know?
何以知之?
Suzhou is celebrated for her beautiful gardens.
蘇州以其美麗的園林而聞名。
He is famous for his learning.
他以有學問而出名。
（表示目的） in order to; so as to
so as to distinguish this from other cases
以示區別
in order to answer an urgent need
以應急需
[書] （于； 在） at (a certain time); on (a fixed date)
I returned on March the first.
余以3月1日返。
[連]
[書] （跟 “而 ”用法相同） and; as well as
raindrops pattering and wind rustling
淅瀝以瀟颯
The city wall is high and thick.
城高以厚。
[名]
（姓氏） a surname
Yi Xiang
以相