Pyongyang denies any involvement in the sinking of the cheonan .

平壤方面否认其与天安号沉没事件有任何关联。

It received him courteously despite the suspicions about the cheonan incident .

尽管有天安舰事件的嫌疑，朝鲜领导人还是受到了中国的亲切接见。

The circumstances surrounding the sinking of the cheonan were initially unclear .

“天号”号沉没的各种细节情况起初并不明确。

But some lawmakers argue that he said the same after the cheonan warship was sunk .

但韩国一些议员指出，他在天安舰被击沉后曾说过同样的话。

Only by getting tough on china can washington hope to forestall another cheonan .

只有压制中国，华盛顿才可以确保不会有再有天安号事件。