groundsn.
英 美 graɪnd
中文n. 根据,理由(ground的复数形式);基础;地面;运动场地\nv. 把…放在地上;把…建立在牢固的基础上;上底色(ground的第三人称单数)
根据,理由(ground的复数形式);基础;地面;运动场地
v. 把…放在地上;把…建立在牢固的基础上;上底色(ground的第三人称单数)
词根词源
grounds (n.)"residue at the bottom of a liquid," mid-14c., perhaps from past tense of grind (v.). Other senses, such as "enclosed portion of land" (mid-15c.) are from ground (n.).
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