expansive
adj. 广阔的；广泛的；扩张的，发展的；开朗的，健谈的
例句
The spectra show that the stars must have swallowed such planets during their expansive, red-giant stage.
光谱显示，这些恒星在膨胀的红巨星阶段肯定曾经吞没过这些行星。
He was becoming more expansive as he relaxed.
他放松时变得更健谈。
《柯林斯英汉双解大词典》
She was clearly relaxed and in an expansive mood.
她显然悠闲自在，心情豁朗。
《牛津词典》
