音標(biāo)發(fā)音英式音標(biāo) [?k?f.i?n]美式音標(biāo) [k??fin, ?k?f?in, ?k?fi?n]國(guó)際音標(biāo) ['k?fi:n]英式發(fā)音 美式發(fā)音 基本解釋n. [有化][藥] 咖啡因；茶精（興奮劑）同根派生adj性質(zhì)的同根詞caffeinic：咖啡酸的。n性質(zhì)的同根詞caffeinism：慢性咖啡中毒，[內(nèi)科]咖啡堿中毒。caffeine相關(guān)詞英漢例句As little as 50mg of caffeine can produce pharmacological effects.僅僅50毫克的咖啡因就能產(chǎn)生藥理效果。The caffeine in coffee can jangle the nerves.咖啡中的咖啡因會(huì)使神經(jīng)緊張。Caffeine can cause palpitations and headaches.咖啡因會(huì)引起心悸和頭痛。The caffeine in coffee can jangle the nerves.咖啡中的咖啡因會(huì)使神經(jīng)緊張。As a rule of thumb, a cup of filter coffee contains about 80mg of caffeine.憑經(jīng)驗(yàn)估計(jì)，一杯過(guò)濾咖啡約含80毫克咖啡因。caffeine更多例句詞組短語(yǔ)短語(yǔ)anhydrous caffeine 無(wú)水咖啡因Caffeine Clearance 咖啡因清除率Caffeine sodiobenzoate 安息香酸鈉咖啡堿caffeine phosphate 磷酸咖啡因caffeine test 咖啡因試驗(yàn)caffeine更多詞組英英字典劍橋英英字典 a chemical, found for example in tea and coffee, that is a stimulant (= something that makes people more active)柯林斯英英字典 Caffeine is a chemical substance found in coffee, tea, and cocoa, which affects your brain and body and makes you more active. caffeine劍橋字典caffeine柯林斯字典專(zhuān)業(yè)釋義醫(yī)藥科學(xué)咖啡因咖啡堿咖啡果咖啡困農(nóng)業(yè)科學(xué)咖啡堿The isolation of the SAM gene established a good foundation for further study on stress physiology，senescence physiology and caffeine biosynthesis in tea plant.該基因的克隆為今后進(jìn)一步開(kāi)展茶樹(shù)逆境生理、衰老生理以及咖啡堿代謝的調(diào)控研究奠定了基礎(chǔ)。咖啡因With the improvement of living conditions, people pay more and more attention to the health. Lower caffeine tea products are fixed people’s eyes on.隨著人民生活條件的好轉(zhuǎn),對(duì)健康的關(guān)注,低咖啡因茶產(chǎn)品開(kāi)發(fā)就受到了矚目。機(jī)械工程咖啡因Objective The aim was to establish a rapid method by HPLC for determination of caffeine concentration in tea.目的建立HPLC法快速測(cè)定茶葉中的咖啡因。化學(xué)咖啡堿咖啡困咖啡果咖啡檢生物學(xué)咖啡因