信用卡 [ xìn yòng kǎ ]: credit card

作用 [ zuò yòng ]: to act on; to affect; action; function; activity; impact; result; effect; purpose; intent; to play a role; corresponds to English -ity, -ism, -ization; Classifiers: 个

使用 [ shǐ yòng ]: to use; to employ; to apply; to make use of

利用 [ lì yòng ]: to exploit; to make use of; to use; to take advantage of; to utilize

运用 [ yùn yòng ]: to use; to put to use

More: 用* | *用 | *用*