They had rushed in without adequate appreciation of the task.

　　他們沒有充分了解這項任務就倉促行動了。

　　Most states guarantee the right to free and adequate education.

　　大多數州都保證免費和適當教育的權利。

　　They could not provide adequate air cover for ground operations.

　　他們無法為地面作戰(zhàn)行動提供足夠的空中掩護。