Continuous tense
进行时态
📖 牛津释义
continuous tense
(also progressive tense), (grammar) phrase consisting of part of be and a verb ending in -ing which expresses an action that continues over a period of time, as in `I am/was writing', `They are/were singing' 进行时态（由be的一种形式和以-ing结尾的动词构成的词组, 表示持续一段时间的动作, 如
`I am/was writing', `They are/were singing'.
🧩 词语组成解析
🗣️ 情景例句
I can only stay a few minutes.
我只能停留几分钟。
The face is the index of the mind (or heart).
相为心证。
From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.
美国自1830年起，加拿大从1870年左右起，殖民者开始向西迁移，并把平原据为己有。