避重就轻: evade the crucial point; avoid the important and dwell on the trivial; choose the lighter task [way]; evade serious matters and take up trifles; keep silent about major charges while admit
认罪: admit one's guilt; acknowledge one's guilt; plead guilty◇认罪书 statement of confession; 认罪态度 attitude toward admission of guilt
低头认罪: bend one's head in acknowledgment of one's guilt; admit one's crimes; hang [bow] one's head and admit one's guilt; make a full admission of one's guilt; plead guilty