📝 例句

They are determining the serum - protein and cholesterol levels.
他们正在测定血清蛋白和胆固醇的浓度.

✅ 同义词

📖 牛津释义

serum n (pl sera or ~ s) (medical 医) 1 [U] (a) watery liquid in animal bodies (动物体内的)浆液. (b) thin yellowish liquid that remains from blood after it has clotted 血清. 2 [C, U] (dose of) such liquid taken from an animal that is immune to a disease, used for inoculations (一剂)免疫血清(用於接种或预防注射). Cf 参看 vaccine.

🔁 扩展释义

*['siәrәm]n. 浆液, 血清, 乳清【医】 血清; 浆液

📖 同为「博士」词汇

rambler n. 漫步者,漫谈者;攀缘蔷薇;《漫步者》(双周刊);
urge vt. 催促;推进,驱策;力劝,规劝;极力主张; n. 刺激,冲动;推动力; vi. 催促;强烈要求,竭力主张;
subjection n. 征服;制伏;臣服;顺从;
reciprocate vt. 互换,互给;回报; vi. 往复运动;互换;回报;互给;
qualifier n. 合格者,已取得资格的人;[语]修饰语;预选赛,资格赛;
rarity n. 稀有,罕见;稀薄,稀少;珍品,罕见的东西;
node n. 节点;(计算机网络的)节点;[医]结节;植物的节;
roaring n. 吼声;咆哮;怒号;轰鸣; adj. 兴旺的;喧哗的;风哮雨嚎的; adv. 非常地; v. 怒吼,咆哮,大声喊出( roar的现在分词);
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🗣️ 情景例句

The children were running to move the bag of rice when they heard the sound of a motorbike.
孩子们跑去搬那包大米,这时他们听到摩托车的声音。
I lent a pan to you two weeks ago. I've come to get it back again.
两个星期以前我借了一只锅给你。我来拿我的锅。
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少?
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🔤 更多 S 开头的单词

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