F 开头单词

fall-away v. (友情)背叛；（时间）流逝；下降

fall wood [农业科学]晚材

fall within 属于；该当，适合

fall weeping to the ground 哭倒于地

fall webworm

fall victim to a sword 伏剑而亡

fall victim to 成为…的牺牲品；成为…的受害者；屈服于…；被…降服

fall victim 受害

fall upon 开始行动，进攻

fall under 受到（影响等）；被归入

fall to the ground 落地；失败

fall to pieces 破碎，倒塌

fall to doing 着手

fall through the cracks 未加注意、疏忽、未加检查而通过

fall through temptation [航空、航天科学技术]受诱惑而堕落

fall through 落空；失败

fall silent with each other 相对无言

fall silent 突然沉默下来；沉默

fall sick from overwork 积劳成疾

fall sick 生病