把[bǎ] 基本解释：
新英汉大词典：
- 把[bǎ]
- 动词- （执; 握住） grasp; hold:
hold a book in hand;把卷
grasp the gun tightly;紧紧把着枪
- （看守; 把守） guard; watch; keep:guard a gate把大门
- （掌握; 控制; 把持; 把揽 ） control; dominate; monopolize:be firm at the helm;把好舵
keep a tight control on things把着不放手
- （帮助小孩大小便） assist child in natural functions:hold a baby while he relieves himself把屎把尿
- （用做; 当做; 含“拿”的意思） use sth. as; regard as:use as a substitute for an umbrella ;把来做伞
take [regard] the matter seriously把这当一回事
- （给） give:have not given it to you so far一向没把得你
- （约束住使不裂开） chain; lock:mend the crack把住裂缝
- （紧靠） lean against; lean on:lean against a corner formed by two walls把墙角站着
- 名词- （把手） handle:
the handlebar of a bicycle自行车把
- （扎在一起的捆子） bundle; bunch:a bundle of straw;草把
a bundle of stalk秫秸把
- 量词- （用于有柄的器具） used before objects with handles or things to take hold of:
a chair;一把椅子
an umbrella一把雨伞
- （指可以一手抓起的数量） a handful of:a handful of hemp;一把麻绳
a bunch of flowers;一把花
- （用于抽象事物） used before abstract things:be adept at; a past master; a good hand in;一把好手
be getting on in years;上了一把年纪
- （用于手的动作） used in things done with hands:give [lend] him a hand;帮他一把
give him a tug拉他一把
- 助词- （用于数字或度量后，表示“大约; 左右”） about; or so:
about a hundred persons; some hundred people;百把人
about a year long;年把日子
- 介词- （宾语是后面动词的承受者，意思和“将”一样）:
close the door;把门关上
fulfill the task;把任务完成
- （后面的动词是“忙、累、急、气”等加上表示结果的补语，有“致使”之意）:excited him very much;把他乐坏了
That trip really tired him out.这一趟可真把他累坏了。
- （宾语是后面动词的执行者，表示不如意之事）:just left himself far behind偏偏把他拉在后面
例句与用法：
The man cleft a block of wood in two with an axe.
The bombs razed the building to the ground.
The heavy axe was awkward to use.
Let's get rid of this mouldy old furniture.
He grasped at the offer.
Jim seems unable to hold down a job for more than a few weeks.
A small, heavy, often decorative object that is placed on loose papers to hold them down.