用法:
1 that can penetrate 有穿透力的; 能将他物充满的; 有看穿能力的; 有洞察力的; 有领悟力的.

用法:
2 (of sb's mind, thoughts, etc) astute （指人的头脑、 想法等）精明的, 敏锐的:
a penetrative analysis 精辟的分析.

• radicle
• radii
• radio-
• radio 1
• radioactive
• radioactivity
• radio astronomy
• radio-carbon
• radio car, radio cab
• radio-controlled
• radio-frequency
• radiogram
• radiograph
• radiographer
• radiography
• radioisotope
• radiologist
• radiology
• radio telescope
• radio-therapist
• radio-therapy
• radish
• radium
• radius
• radon