1. release vt.释放; 发布
例句：He had won his first release from the fences of home.
他第一次成功地脱出家庭的樊笼。

2. appear vi.发表; 出现，显现
例句：They appear to be very sensitive to mildly corrosive environments.
它们似乎对轻度的腐蚀环境非常敏感。

3. episode n.插曲; 一集; 片段
例句：That episode was still so vivid to her.
当时的情景却仍然历历在目。

4. available adj.可获得的; 有空的; 可购得的
例句：These tablets are available over the counter.
这些药片无需处方可直接购买。