实验室安全国家法规:Then...with Confidence是什么意思?

Then...with Confidence是什么意思? CONFIDEN是什么意思 what's meaning with " That was then ". cover,then repace the toner cartridge with a new one. Mother agreed with a smile. Just then at the moment, 改错：Mother agreed with a smile. Just then at the moment, VB里 WITH和I=I+1 IF I》4 THEN NEXT I怎么利用套用这些功能代码 If loving you with all my heart's a crime.Then I'm guilty.这两句话是什么意思？ Then check followings from then on..........？