► 動詞送り込む  [(4)おくりこむ]    
meaning:  send  rank: 3☆ この
ポンプが
エンジン内に
冷却水を送り込む ⇨ This pump sends the cooling water into the engine  
(☛ Send in forcefully)☆ 
政府はその
国に
特殊工作員を
送り込んだ ⇨ The government sent special agents into that country  
(☛ Send in, typically with hostile intentions)