unmarked envelope
沒有標記的信封
Have you stuck down the back of the envelope?信封背面開口處貼牢了嗎？
He steamed the stamp off the envelope.他用蒸汽把信封上的郵票揭下來。
He glued a stamp onto the envelope.他把郵票貼在信封上。

top flap
上窗蓋
A man of great ability like him will eventually reach the top.
像他這樣才能出眾的人終究會升到最上層的。
Can you reach the book on the top of the cupboard?
你能夠到柜頂的那本書嗎？

escape
v.逃跑；逃脫；逃避；被忘掉；泄露；去度假
n.逃跑；逃脫；逃避；泄露；度假；[計算機]退出鍵
用作動詞 (v.)
To my surprise, he could escape from that big fire.
令我驚訝的是,他能夠從那場大火里逃脫出來。
I had left England to escape from my own future.
我離開英國是為了逃避自己的命運。
They came to America to escape political tyranny.
他們為逃避暴政逃到了美洲。
用作名詞 (n.)
The thief jumped into a car and made his escape.
小偷跳上汽車逃走了。
Our escape was little short of miraculous.
我們能逃脫簡直是個奇跡。

stared at
盯著
They stared at the strange sight in silent wonder.他們驚訝地默默凝視那奇景。
He stared at me with a cruel glitter in his eyes.他眼露兇光地瞪著我。
He stared at the words in complete puzzlement.他注視著那些語句,茫然不解。

convey
vt.表達；傳達；運輸；轉移
I find it hard to convey my feelings in word.
我覺得難以用言語表達我的感情。
Word will suffice to convey his grief.
他的悲傷足以用言辭表達。

confused
adj.困惑的；混亂的；混雜的
He was not all confused.
他一點兒也不糊涂。
He was really confused by the freak result.
這個異乎尋常的結果讓他非常困惑。

suspicious
adj.可疑的；多疑的
I am suspicious of his intentions.
我懷疑他的用意。
Two suspicious characters were brought in.
逮捕了兩名嫌疑犯。