科普園地
There is something about the sweet smell of gasoline that appeals to many people. Gasoline is made from a mixture of compounds, including benzene, which is added to enhance the performance and fuel efficiency of gasoline. This chemical is largely responsible for gasoline’s unique smell. Benzene has a naturally sweet scent that our noses are highly sensitive to. It takes just one part per million in the air for the human nose to detect its presence. Interestingly, in the past, benzene was used in aftershaves and even as a solvent for removing caffeine from coffee. However, these applications were brief due to benzene’s classification as a known carcinogen and its potential risks when it is inhaled in high concentrations or over extended periods.
There are two theories that attempt to explain why individuals are attracted to the smell of gasoline. The first revolves around the power of scent to arouse vivid memories. Smells can trigger specific recollections, associating familiar aromas with nostalgic experiences. The second theory focuses on the physical effect of benzene on nerve receptors. Inhaling benzene and other hydrocarbons can temporarily suppress the nervous system. This may result in a euphoric sensation similar to the effects of alcohol or certain drugs.
I’m sure this program will appeal to children of all ages.
我相信這個節目一定可以吸引各年齡層的小朋友。
The police are appealing to the public for any information about the robbery.
警方懇請大眾提供與搶案相關的任何訊息。
Not satisfied with the judge’s decision, Gary is planning to appeal to a higher court.
蓋瑞對法官的判決不滿,計劃要上訴到高等法院。
The new variety show has a wide appeal.
這個新的綜藝節目非常吸引人。
I sent an appeal to the board, asking for extra funding.
我向董事會提出請求,希望可以得到額外補助金。
The victim’s family made a public appeal for help to catch the murderer.
受難者家屬公開訴求希望協助逮捕殺人兇手。
The shampoo has a light scent of herb extracts.
這種洗髮精有一股淡淡的藥草精油味。
Jason s dog scented the snake before his owner and began barking to warn him.
傑森的狗比主人先聞到蛇的氣味,並吠叫以警告牠的主人。
The banquet hall was scented with candles and flowers before the wedding began.
婚禮開始前,宴會廳裡充滿著蠟燭和花朵的芳香。
The dust in the air triggered David ’s allergy.
空氣中的灰塵引發大衛過敏。
The policeman negotiating with the gunman asked him to remove his finger from the trigger.
警察和持槍者談判,要求他把手指從板機上移開。
Fireworks displays and thunder are common triggers for anxiety among combat veterans.
煙火和雷聲是引起老兵們焦慮的常見因素。
A beautiful woman walked by and disturbed Joe’s concentration.
一位美女走過,使喬分心。
The researchers did a study on population concentration.
這些研究人員作了一項有關人口集中的研究。
Six million Jews died in Nazi concentration camps during World War II.
二次大戰期間,有 6 百萬猶太人死於納粹集中營。
The concentration of sugar in the solution determines its sweetness.
溶液中糖的濃度決定了其甜度。
I’m sure this program will appeal to children of all ages.
我相信這個節目一定可以吸引各年齡層的小朋友。
Adults are responsible for their actions.
成年人要為自己的行為負責。
Fred is sensitive to others’ remarks.
弗瑞德對別人的話很敏感。
Don’t mention Donald’s missing dog―he’s very sensitive about that.
不要提到唐納德走失的狗 — 他對那件事非常敏感。
People associate stuffed animals with children.
人們常會將填充動物玩偶和小孩子聯想在一起。
We have to be mindful of our actions and their consequences at all times.
我們必須時刻注意我們的行為及其後果。