前年: the year before last...
立功: to render meritorious service (one the three imperishables ), to make worthy contributions, to distinguish oneself...
中旬: middle third of a month...
药物: medicaments, pharmaceuticals, medication, medicine, drug...
劫持: to kidnap, to hijack, to abduct, to hold under duress...
来得及: there's still time, able to do sth in time...
动机: motor, locomotive, motive, motivation, intention...
唯独: only, just (i.e. it is only that...), all except, unique...
协定: agreement, accord, to reach an agreement...
蒜: garlic...