Either party is in danger of falling off a cliff, precipice or ledge; B: Either party is deserving of a hearty handshake after winning a Nobel Prize; C: Moral support during flu shots Seems a bit restrictive.
A 任何一方身处坠落悬崖 绝壁或暗礁的危险时B 在任何一方赢得诺贝尔奖时 必须衷心握手庆贺C 感冒时给予精神支持时这条条框框也太多了吧。