以下表达“科学领域”的英语词汇是_______。
A: chemical principles
B: scientific fields
C: natural changes
D: chemical pollution
A: chemical principles
B: scientific fields
C: natural changes
D: chemical pollution
举一反三
- 以下表达“自然变化”的英语词汇是_______。 A: toxic chemicals B: chemical industry C: chemical changes D: natural changes
- 以下表达“基本原理”的英语词汇是_______。 A: fundamental principles B: chemical pollution C: various mixtures D: simple chemicals
- The changes of chemical reactions include:
- Natural foods also ________ vegetables not nourished by chemical fertilizers.
- 中国大学MOOC: 以下表达“科学领域”的英语词汇是_______。