Half a million women die needlessly each year during childbirth.
每年有50万女性难产致死是本可避免的。
He said something to me so mean, so needlessly cruel.
他对我说了一些十分刻薄、太过冷酷的话。
2PHRASE 不用说;不必说 You use needless to say when you want to emphasize that what you are about to say is obvious and to be expected in the circumstances. 不用说;不必说 [emphasis]
Our budgie got out of its cage while our cat was in the room. Needless to say, the cat moved quicker than me and caught it.