-（书信）letter;mail:
insuredletter;保价信
openaletter;拆信
-（信息;消息）message;word;information:
averbalmessage;anoralmessage;口信
divulgesecretinformation;tipsb.off;通风报信
-（凭据）sign;evidence:
signal;信号
officialseal印信
-（信用）confidence;trust;faith:
winthepeople'sconfidence[trust];取信于民
breakfaith[one'spromise];失信
-（引信）fuse:
fuseinablastingcharge炸药信管
-（信石;砒霜）arsenic:
whitearsenic白信
-（姓氏）asurname:
XinDufang信都芳
-（相信）believe;takestockin;credit:
firmly[staunchly]believe;坚信
halfbelieveandhalfdoubt;将信将疑
-（听凭;放任;随意）atwill;atrandom;withoutplan:
writefreelywithouthesitation;信笔写来
walkaimlessly信步闲游
-（信奉）professfaithin;believein:
professBuddhism信佛
