pref.表示“本体,存在”之义;
例句:
He burst onto the fashion scene in the early 1980s.
20世纪80年代初他突然在时尚界活跃起来。
She was holding onto the rail to keep her balance.
她抓住扶手以保持平衡。
She pulled the strap of her nightgown onto her shoulder.
她将自己睡袍的吊带拉到肩膀上。