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- The electron microscope results show that it is unmyelinated fibers but not myelinated ones that are labeled by BSI B 4.BSI B 4 labeled axonal terminals forms non symmetrical axon dendritic synapses with negative dendrites. 电镜观察表明：BSI－B4只标记无髓纤维，不标记有髓纤维；
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- John couldn't keep cool when he met his rival. 约翰见到他的对手就不能冷静下来。
- My new car cost me a cool thousand pounds. 我的新车整整花了我1000镑。
- A new house of any size is now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- In cooling, the rivet contracts. 铆钉在冷却时会收缩。
- Let's go and have icecream to cool off. 咱们去吃点冰淇淋凉快凉快吧。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- He do not wear a coat in spite of the cool weather. 虽然天气寒冷，他没有穿外套。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- He was always cool in the face of danger. 他在危险面前总是镇静自若。
- A rest in the shade will cool you down. 在阴凉处休息会使你凉爽。
- The plan of the ground floor is completely symmetrical. 一楼的平面图是完全对称的。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- You look cool in this new jacket. 你穿这件新茄克帅极了。
- Oats mainly grow in cool climate. 燕麦主要生长在气候凉爽的地区。
- He introduced to us the symmetrical arrangement of the garden. 他为我们介绍了花园中对称的布局。
- I feel a little cool in the autumnal night. 在秋天的晚上，我感到一丝凉意。
- A cooling drink is welcome on a hot day. 在热天清凉饮料很受欢迎。
- non symmetricaladj. 不对称的
