... she and Sandy could still talk things over. (Para. 23)
Meaning: ... she could still have a good discussion with Sandy about these things.
talk over: consider (something) in detail (with somebody)
My parents and I have always got along well because they are willing to talk over problems. 我和父母一直相處很好,因?yàn)樗麄冊敢馔疑塘扛鞣N問題。
adj. 沙,含沙的,沙色的,不穩(wěn)固的 Sandy n.