韩国国防部长官金宽镇上星期说,在一系列措辞强硬的口头威胁后,朝鲜越来越有可能发动出其不意的挑衅行动。
The South 's defense minister , Kim Kwan-jin , said last week the North is increasingly likely to launch a surprise provocation , following a series of strongly worded threats .