outguard的翻译，读音
英/'aut^ɑ:d/
释义：
n. 警戒哨
n. A guard or small body of troops at a distance from the
main body of an army, to watch for the approach of an enemy; hence,
anything for defense placed at a distance from the thing to be
defended.
n. A guard or small body of troops at a distance from the
main body of an army, to watch for the approach of an enemy; hence,
anything for defense placed at a distance from the thing to be
defended.