29 筷子 [-] kuàizi (chopstick-suffix) chopstick: 一双~ a pair of chopstick || 银~ silver chopsticks ' 23 一次性 [-] yīcìxìng (one-time-nature) once only, disposable: ~筷子 disposable chopsticks || ~解决问题 solve a problem once and for all || ~产品 disposable product ' 53 根 [-] gēn (root) measure word for long things: 一~筷子 a chopstick || 两~项链 (xiàngliàn) two necklaces || ~绳子 (shéngzi) two ropes ' 75 双 [雙] shuāng (couple) a pair of (shoes, chopsticks, etc.): 一~手 pair of hands || 一~眼睛 a pair of eyes || 一~袜子 a pair of socks ' 70 摔 [-] shuāi (cast, throw) throw down: ~东西 throw down sth. || ~瓶 子throw down a bottle || ~筷子throw down chopsticks ' 44 代替 [-] (replace-substitute) replace, substitute for: 中国人用筷子~刀 叉吃饭. Chinese people use chopsticks in the place of knives and forks at meals. || 一些科学家研究如何用海水~石油. Some scientists have studied how to replace oil with seawater. '