Certified
[ ['sə:tifaid] ]
辅助 Assistant
a. 证明合格的\\n[化] 检定的; 证明的; 书面证明的
✅ 同义词
🔴 反义词
🗣️ 情景例句
What are you getting at?
你想说明什么？
I'm afraid it won't be cold enough for a snowfall.
我恐怕天不会冷的下雪。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？