n.松散；放松

動詞loosen的現(xiàn)在分詞形式.

The entry of the bacteria is apparently facilitated by the loosening of the cell walls. 細胞壁松散易使細菌侵入。

Transnationalism is a social movement grown out of the heightened interconnectivity between people all around the world and the loosening of boundaries between countries. 跨國主義是一種社會性的運動，產(chǎn)生于全世界范圍內(nèi)的人之間高漲的互聯(lián)性，以及國家之間的邊界的松散化趨勢。

I regulate the tempo by tightening and loosening. 節(jié)奏調(diào)控收緊和放松有高有低。