safest
adj. 安全的(safe 的最高级)
例句
It is one of the safest cars in the world.
这是世界上最安全的车型之一。
《牛津词典》
Self-deprecating humor is usually the safest type, but here again you don't want to overshoot the target.
自嘲式幽默通常是最安全的,但是自嘲时你又不想做得太过。
It will be safest for you.
这对你来说最安全。