| 51 | 避免 | bìmiǎn | to avert; to prevent; to avoid; to refrain from |
| 52 | 丙 | bǐng | third of 10 heavenly stems 十天干; third in order; letter “C” or roman “III” in list “A, B, C”, or “I, II, III” etc; propyl |
| 53 | 病毒 | bìngdú | virus |
| 54 | 饼干 | bǐnggān | biscuit; cracker; cookie; CL:片[pian4],塊|块[kuai4] |
| 55 | 并且 | bìngqiě | and; besides; moreover; furthermore; in addition |
| 56 | 冰箱 | bīngxiāng | icebox; freezer cabinet; refrigerator; CL:臺|台[tai2],個|个[ge4] |
| 57 | 必然 | bìrán | inevitable; certain; necessity |
| 58 | 比如 | bǐrú | for example; for instance; such as |
| 59 | 必需 | bìxū | to need; to require; essential; indispensable |
| 60 | 必要 | bìyào | necessary; essential; indispensable; required |