幸存者在救生艇上漂流了六天。The survivors were adrift in a lifeboat for six days.渔夫解开缆绳,让船漂流而去.The fisherman cast off the rope and set the boat adrift.他们回来时发现有人切断了缆绳任船在水中漂流.They returned to find that someone had cut their boat adrift....
到目前为止，反叛分子面对威胁的反应非常谨慎。Rebel sources have so far reacted cautiously to the threat.书架上摆满了有关环境威胁的书，不堪重负。Bookshelves groan under the burden of books on threats to the environment.威胁的迫切性the immediacy of threat...