- premessenger rna
- 前: front
- mrna: mRNA ＝ messenger RNA 【生物化學(xué)】信 ...
- 前信使rna,前mrna: premessenger rna
- mrna: mRNA ＝ messenger RNA 【生物化學(xué)】信使核糖核酸。
- 前: Ⅰ名詞1.(在正面的) front 前門[院] front door [courtyard]2.(次序在先的) first; top 前六排座位 the first six rows of seats; 前三名 the first three places; 比賽將決出前八名。 the matches would decide the top eight.3.(過去的; 較早的) ago; before; preceding 解放前 before liberation; 前一階段 the preceding stage; 日前 a few days ago; the other day; 30年前 thirty years ago; 晚飯前 before supper; 戰(zhàn)前 prewar4.(從前的) former; formerly 前市長(zhǎng) former mayor; ex-mayor; 前校長(zhǎng) former principal of a schoolⅡ動(dòng)詞(向前進(jìn)) go forward [ahead]: 畏縮不前 recoil in fear; hesitate to press forward; 勇往直前 go bravely forward; forge ahead dauntlessly
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