histamine

/ˈhɪstəmiːn/

Meanings

noun

组织胺，组胺。

An amine, C5H9N3, formed by decarboxylation of histidine, that causes dilatation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion; it is released during allergic reactions.

Examples :

"The itchy rash was caused by the release of histamine in response to the bug bite. "

由于被虫咬后，身体释放了组胺，所以才起了这种瘙痒的皮疹。

Related Words

response noun

/ɹɪˈspɒns/

回应，答复。

"My teacher asked for a response to the question, so I wrote an answer on the board. "

我的老师让大家对这个问题做出回应，所以我把答案写在了黑板上。

stimulation noun

/ˌstɪmjəˈleɪʃən/ /ˌstɪmjʊˈleɪʃən/

刺激，激励。

"The playful competition provided the students with intellectual stimulation, encouraging them to learn more. "

这种有趣的比赛为学生们提供了智力刺激，激励他们学习更多。

allergic noun

[ə.ˈlɜː.dʒɪk] [ə.ˈlɝ.dʒɪk]

过敏体质者，过敏症患者

"My younger brother is an allergic; he has severe allergies to peanuts and pollen. "

我弟弟是个过敏症患者，他对花生和花粉都有严重的过敏反应。

capillaries noun

/ˈkæpɪˌlɛriz/ /ˈkæpəˌlɛriz/

毛细血管，微血管

"The tiny capillaries in your skin help regulate your body temperature. "

你皮肤里细小的毛细血管有助于调节你的体温。

histidine noun

/ˈhɪstɪdiːn/ /ˈhɪstɪdaɪn/

组氨酸

"A diet lacking histidine can hinder tissue repair, especially after a workout or injury. "

饮食中缺乏组氨酸会阻碍组织修复，尤其是在锻炼或受伤之后。

gastric adjective

/ˈɡæstɹɪk/

胃的，胃部的。

"My grandmother has a gastric problem that causes her discomfort after eating. "

我奶奶有胃部问题，吃完饭后会感到不舒服。

reactions noun

/riˈækʃənz/ /riˈækʃnz/

反应，回应，感想

"The announcement of the verdict brought a violent reaction."

对判决的宣布引来了强烈的反应。

dilatation noun

/dɪleɪˈteɪʃ(ə)n/

冗长，蔓延，扩散。

"The teacher's explanation of the history of the Roman Empire was a bit of a dilatation, taking much longer than necessary. "

老师对罗马帝国历史的讲解有些冗长蔓延，花费的时间比必要的长得多。

secretion noun

/sɪˈkriːʃən/ /siˈkriːʃən/

分泌物，分泌液。

"The sweat on my forehead was a secretion caused by the hot weather. "

我额头上的汗水是由于天气炎热而产生的分泌物。

released verb

/ɹɪˈliːst/

释放，放开.

"He released his grasp on the lever."

他放开了握住控制杆的手。

contraction noun

/kɒnˈtɹæk.ʃən/ /kənˈtɹæk.ʃən/

收缩，萎缩

"The muscle contraction during exercise resulted in a temporary reduction in the size of the arm. "

运动时肌肉的收缩导致手臂暂时性地变小。

release noun

/ɹɪˈliːs/ /ɹiːˈliːs/

释放，解放

"The release of the trapped students from the burning building was a joyous occasion. "

把被困学生从燃烧的大楼里释放出来，真是一个令人欢欣鼓舞的时刻。