動詞 impound:

1. take temporary possession of as a security, by legal authority
   同義詞：attach, sequester, confiscate, seize
2. place or shut up in a pound
   同義詞：pound

1. Capture and impound stray dogs.
   把迷路的狗抓住并且關在圈中
2. The custom impound the whole cargo.
   海關扣押了全部的船貨。
3. If you leave your car there, the police will impound it.
   如果你把汽車停放在那兒，警察就會把它扣押。

im.pound

v.tr.（及物動詞）
im.pound.ed,im.pound.ing,im.pounds
To confine in or as if in a pound:
將…關起來：限制于或好象限制于圈中：
例句：
capture and impound stray dogs.
把迷路的狗抓住并且關在圈中

To seize and retain in legal custody:
扣押; 監(jiān)禁：扣押并扣留在法律監(jiān)護之下：
例句：
impounding disputed electoral ballots.
扣押有爭議的選票

To set aside in a fund rather than spend as prescribed:
擱置; 保留：放在一邊作為基金而不是按規(guī)定花掉：
例句：
a governor who impounded monies designated for the use of cities and towns.
把指明用于城鎮(zhèn)建設的錢凍結起來的地方官

To accumulate and store in a reservoir:
蓄水：在水庫中積聚并存儲：
例句：
By damming the stream, the engineers impounded its waters for irrigation.
工程師們通過筑壩蓄水來灌溉

【引伸】
impound.age 或
impound.ment
n.（名詞）
impound.er
n.（名詞）