"pertaining to the system of measures based on the meter," 1855, from French métrique, from mèter (see meter (n.2)). In this sense, metrical is attested from 1797.
metric (n.)
"science of versification," 1760, from Greek he metrike "prosody," plural of metron "meter, a verse; that by which anything is measured; measure, length, size, limit, proportion" (see meter (n.2)).
权威例句
1. The Wall Street Journal uses 220,000 metric tons of newsprint each year.
《华尔街日报》每年用去22万公吨新闻纸。
2. We are gradually changing over to a completely metric system.
我们正逐渐过渡到完全使用公制。
3. The Customs Service seized 27.2 metric tons of cocaine in 1986.
1986年海关截获了27.2公吨的可卡因。
4. the metric system of measurement
公制度量衡
5. In the metric system, measurements are made in metres and liters.