Most Common Compounds Set 1:
kỹ lưỡng Most Common Compounds Set 2 :
Họ đang làm sạch kỹ lưỡng .
thông kim bác cổ  thorough comprehension of ancient and modern learning thấu đáo thorough knowledge cặn kẽ detailed, thorough kỹ lưỡng careful, thoughtful, thorough nên thân sound, thorough |
He is conscientious and responsible in his work, and considers matters thoroughly. 
Er arbeitet seriös und verantwortungsbewusst und betrachtet Probleme umfassend.