The height of the bicycle seat is adjustable.

　　這輛自行車車座的高度可以調節。

　　Gas cookers are adjustable in height to line up with your kitchen work top

　　燃氣灶的高度可調整，使之與廚房操作臺齊平。

　　The seats are fully adjustable.

　　座位可以全方位調節。

　　The bags have adjustable shoulder straps

　　這些包的肩帶可以調整。

　　The height of the bicycle seat is adjustable.

　　這輛自行車車座的高度可以調節。