(Physics)a unit of work or energy, equal to the work done by a force of one dyne when its point of application moves one centimetre in the direction of action of the force (物理)尔格
语源
late 19th cent.: from Greek ergon 'work'
erg2 [əːg] (pl. ergs 或 areg ˈɑːrɛg)
an area of shifting sand dunes in the Sahara (撒哈拉沙漠中)流沙覆盖地区,沙质沙漠
语源
late 19th cent.: from French, from Arabic ‘irk’, ‘erg’