取自金山詞霸
adj.（形容詞）
Being in existence:
活的：處于存在中：
Our old dog is no longer around.
我們原來的狗已經(jīng)死了
Being in evidence; present:
在場的：可看到的；存在于…的：
asked if the store manager was around.
問一問商店經(jīng)理是否在場
... haven't been around for all that long!=...be aroung for+all that long.
for all that long表示時(shí)間.