1. appear vi.发表; 出现
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。
2. fearful adj. 胆怯的; 害怕的,担心的
例句:He was a fearful snob.
他是个十足的势利眼。
3. explain vt.讲解,解释
例句:He made up a story to explain why he was absent.
他编造了一个故事为他的缺席辩解。
4. beside prep. 不中(目标),不对(题),与…无关
例句:I want you to stand beside me and hold the torch.
我要你拿着手电筒站在我旁边。
5. remember vt. 记得; 牢记
例句:Did you remember your other appointment for today?
还记得今天的另一个约会吗?