envelope
信封
writing paper and envelopes
信纸和信封
an airmail/padded/prepaid envelope
航空/有垫料夹层的/预付邮资信封
frighten
使惊吓;使惊恐
Sorry, I didn't mean to frighten you.
对不起,我没有吓唬你的意思。
She's not easily frightened.
她不是轻易吓倒的。
narrative
(尤指小说中的)描述,敍述
同义词:story
a gripping narrative of their journey up the Amazon
他们沿亚马孙河而上的扣人心弦的描述