possibly
/ˈpɒsəblɪ/adverb
1
- sentence adverb perhaps (used to indicate doubt or hesitancy)用以表示怀疑或犹豫也许, 或许, 可能：
he found himself alone, possibly the only surviving officer.
他发觉他只有独自一人, 或许是唯一一个生存下来的军官了。
1.1
- with modal used in polite requests［用于有礼貌的请求］能否：
could you possibly pour me another cup of tea?
你能否给我再倒一杯茶？
2
- usu. with modal in accordance with what is likely or achievable, in particular根据可能或可企及事物, 尤指：
2.1
- used to emphasize that one feels strongly that something is difficult, surprising, or bewildering［强烈表示困难或吃惊］究竟, 到底：
what can you possibly mean?
你到底是什么意思？
2.2
- used to emphasize that someone has or will put all their effort into something［强调尽最大努力］尽量, 尽可能：
be as noisy as you possibly can.
尽量搞得吵闹一点。