演习

This happened in the center of operations.

这事发习的过程中。

The fleet is maneuvring off the east coast.

舰队正东海岸外习。

The fleet is -ring off the east coast.

舰队驶离东海岸进行习。

The drilling troops mustered on the hill.

习部队小山上集合来了。

Military planes flew over the country in a warlike action.

军用飞机进行军事习时从该国上空飞过。

There have been large-scale military manoeuvres on the frontier.

边境地区曾有过大规模的军事习。