precursor meaning in Chinese
n.
1.前辈，前驱，先锋；前任。
2.预兆；先兆。
3.预报器。
4.【原子能】前驱波；初级粒子。
Examples
- Crazing is the invariable precursor of brittle fracture .
出现小裂纹必然是脆性断裂的前兆。 - These include the chlorophyll precursor protochlorophyllide a .
这些受体包括叶绿素的前体原叶绿酸a。 - In the past this had been the precursor to strong decisions .
要是在过去，这就是要采取强力行动的预兆。 - The immediate transcript of a trna gene is known as precursor trna .
TRNA基因的直接转录物叫做tRNA前体。 - Cyanide can serve as precursor for the amide nitrogen of asparagine .
氰化物可以作一个天门冬酰胺的酰胺氮前体。