始終(しじゅう)continuously, from beginning to end, from first to last

受刑(じゅけい)者(しゃ)は始終(しじゅう)監視(かんし)されています。

The prisoner is under constant surveillance. {continuously, from beginning to end, from first to last}

防犯(ぼうはん)カメラが事件(じけん)の始終(しじゅう)を捉(とら)えていました。

The security camera captured the incident from beginning to end. {continuously, from beginning to end, from first to last}

フリーターの兄(あに)は始終(しじゅう)ぶらぶらしています。

My freelancing older brother is always hanging around aimlessly. {continuously, from beginning to end, from first to last}

隣(となり)の家(いえ)の犬(いぬ)が始終(しじゅう)吠(ほ)えているので、うるさくてたまりません。

The dog in the neighboring house is constantly barking, so it's unbearably noisy. {continuously, from beginning to end, from first to last}

社員(しゃいん)が始終(しじゅう)忙(いそが)しくしているからといって売(う)り上(あ)げが良(よ)いというわけではない。

Just because the employees are continuously busy doesn't necessarily mean that the sales are good. {continuously, from beginning to end, from first to last}