词族 · substratum
词形变化
中文词源
substratum 底土层
sub-,在下，-strat,地层，岩层，词源同 strategy,structure.
英语词源
- substratum (n.)
- 1630s, from Modern Latin substratum (plural substrata), noun use of neuter singular past participle of Latin substernere "to spread underneath," from sub- (see sub-) + sternere (see stratum).
权威例句
- 1. His re-creation of the city is credible, with a substratum of fact to bolster the fiction.
- 他对该城历史的再现是可信的，虚构的小说情节隐念着一些事实作为支撑。
- 2. The best nutrition supply was basic substratum mixed with rapeseed cake liquid.
- 营养供给以基本基质加菜籽饼水液为佳.
- 3. The story has a substratum of truth.
- 这故事有事实的基础.