n.石棉
Asbestos is a nonconducting material. 石棉是一種絕緣的材料。
The prospectors have discovered such minerals as calcite, quartz and asbestos here. 探礦人員在這里發(fā)現(xiàn)了方解石、石英、石棉等礦藏。
n.石棉沉滯癥