none of them should be used lightly 但任何一個都不應(yīng)該像這樣濫用

none of:當(dāng)中誰都不, 當(dāng)中沒人

None of us can hope to strike twelve every time.

我們中間誰也不能指望回回獲勝。

It was just a bit of fun 只是好玩嘛

a bit of:一點(diǎn)兒的

Setting up this business was a bit of a gamble.

開辦這樣的公司有點(diǎn)冒險。

The party was a bit of a damp squib.

這次聚會有些掃興。

You will keep an eye on Frodo, won't you? 你會幫我好好看著佛羅多的，會吧?

keep an eye on:留意； 照看

Would you keep an eye on my baby for a while?

請你照看一下我的嬰兒好嗎?

He asked his neighbour to keep an eye on his house.

他請鄰居照看他的房子。