例句與造句

1. On 6 April 1946, the 25th Heavy Signal Construction Battalion was inactivated at Yokohama, Japan.
2. In 1943 the American 33rd Signals Construction Battalion and 400th Armoured Field Artillery Battalion were billeted at Acton Park.
3. The battalion was reactivated on 20 November 1951 and was designated as a signal construction battalion at Camp Edwards Massachusetts.
4. It's difficult to find signal construction in a sentence. 用signal construction造句挺難的