音标：[,ʌn'gɑ:did]
a. 没有防卫的, 不留神的, 不小心的, 大意的
在线英汉词典

unguarded的短语、例句：

unguarded adj 1 not guarded 无防卫的; 无人守护的
The prisoner was left unguarded. 那犯人无人看守.
Never leave your luggage unguarded, ie unattended. 千万注意看好自己的行李. 2 (esp of a person and what he says) careless or indiscreet （尤指人及言语）粗心的, 不留神的, 不谨慎的
unguarded comments, criticisms, etc 轻率的评语、 批评等
catch sb in an unguarded moment 乘某人不备将其抓住.