quick sand

基本解释

Two people stuck in quick sand can't help each other.
兩個陷入流沙的人是不可能互助的。
Such as Charlie's idea to put tires on it strong enough to trek through quick sand, for my safety of course. Charlie still worries about me.
比如說“務必把輪胎牢牢地固定在車上”的提議就是我的老爸查理想出來的，爲了在我跋山涉水時不受流砂的威脇，儅然，更是爲了他寶貝女兒的人身安全。
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If you come across an obstacle or an impasse, pay mind to it but don't focus on it for too long, or your feet may sink into the quick sand that surrounds it.
假如你遇到障礙，或者陷入絕境，用心對待它，但不要長時間糾纏於其上，否則你可能會深陷於環繞在這個睏境周圍的流沙之中。
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Whether this is a viable option for you or not is up to you, but doing the research is key to staying out of financial quick sand.
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Clarksville has a flood protection system in which a temporary levee — aluminum slats filled with sand — can be built if the river rises, but the Mississippi was too quick this time.
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Quicksand is deep, wet sand that you sink into if you try to walk on it.
You can refer to a situation as quicksand when you want to suggest that it is dangerous or difficult to escape from, or does not provide a strong basis for what you are doing.