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- The precursor of the modern car was a horseless carriage with a petrol engine. 现代汽车的前身是不用马拉的，装有汽油发动机的车子。
- precursor ion 先驱离子
- Thefirst telephone was the precursor of modern communications networks. 最早出现的电话是现代通讯网的雏型。
- The precursor or stem cell of a plasma cell. 成浆细胞浆细胞的前体细胞或干细胞
- We sailed from Perth with a cargo of raw ion. 我们装着一船生铁从佩思启航。
- A precursor cell of a melanocyte or melanophore. 成黑素细胞产生黑素细胞的母体细胞
- Error is often the precursor of what is correct. 错误常常是正确的先导。
- Both of these particles can produce ion pairs. 这两种粒子都能产生离子对。
- The precursor or stem cell of a plasmacell. 成浆细胞浆细胞的前体细胞或干细胞。
- An originator of a line of descent;a precursor. 前辈家族血脉的开始者；先驱
- An originator of a line of descent; a precursor. 前辈家族血脉的开始者;先驱。
- A severe cold may be the precursor of pneumonia. 重伤风可能是急性肺炎的先兆。
- Computers are now widespread ion China. 如今，计算机在中国被广泛应用。
- Lysine is a precursor of certain alkaloids. 赖氨酸是某些生物碱的前体。
- The crystals were cleaned by argon ion bombardment. 结晶体由氩离子轰击而净化。
- The first ribin us a precursor of spring. 头一只知更鸟是春天的先兆。
- The hydroxyl ion has a negative charge. 氢氧根离子有一个负电荷。
- ARJ21 is seen as the precursor to a jumbo jet. ARJ21型飞机被看作是大型喷气式飞机的前身。
- The seas, wind, and te ion were really high. 大海上风吼浪涌，我们的情绪也高度紧张。
- It is a technique called ion beam writing. 这一技术被称为离子束刻写。
