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- Unnatural amino acid site - directed mutagenesis was applied to adenylate kinase to study its mechanism. 非天然氨基酸定点突变成功地应用在腺苷酸激酶上来研究其作用机理。
- Protein engineering and site directed mutagenesis have been used to change the active site and alter the substrate specificity of various hydroxynitrile lyases. 研究人员已经利用蛋白质工程和定点突变技术来改变各种醇腈酶的活性位点和底物特异性等。
- The experimental procedure that begins with a cloned segment of DNA, or a protein sequence, and uses this knowledge to introduce programmed mutations (through directed mutagenesis) back into the genome in order to investigate gene and protein function. 在已知DNA克隆片段或蛋白质序列上引导程序性的变异（通过直接诱变）并返回到基因组，来研究基因和蛋白质功能的实验方法。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
- He has chosen the most direct route. 他选取了最直的路线。
- She's very direct, believes in speaking her mind. 她为人直率，喜欢有什么说什么。
- Can you direct me to the shoe department? 请告诉我卖鞋部在哪里。
- Be there a direct train for Beijing to Nanning? 从北京到南宁有直达车吗？
- See that direct heat does not play on it. 当心别让它直接受热。
- It's a long way by road the train is more direct. 走公路很远--乘火车近。
- Would you please direct me to the zoo? 请问去动物园怎么走?
- My eyes were blinded by the direct rays of light. 在光线的直射下，我看不清楚东西。
- Her opinions are the direct opposite of mine. 她的意见与我的截然相反。
- She is in direct contact with the general manager. 她与总经理直接联系。
- I'm in direct contact with the hijackers. 机者保持著直接的联系。
- The army is under the king's direct command. 军队由国王直接统率。
- Give me a direct answer, and stop evade the issue. 给我一个直截了当的回答，不要回避这一问题。
- He took a direct flight to New York. 他搭乘直航班机到纽约。
- Can you direct me to the police office? 你能告诉我去警察局怎么走吗?
