be strictly on guard against
基本解释
- 嚴防
英汉例句
- But we must not on that account suspect reasonably loyal intellectuals, and we must be strictly on guard against the false accusation of innocent people by counter-revolutionaries.
但不要因此而懷疑那些比較忠實的知識分子；要嚴防反革命分子陷害好人。