1.be made of 由...制成

The urn appeared to be made of some sort of bronze.
这瓮看起来像是某种青铜制的PC[cg-xFTfZ!。

You may rest assured that the equipment be made of the best material with first-class workmanship, brand-new and unused.
你可以放心，这套设备由一流工艺、优质材料制造，崭新，尚未使用过U0kIh.sBJ[V。

2.wonder about 对…感到奇怪，考虑

We all wonder about living forever after we die.
我们所有的人都想知道人死后的永生生命B)x*SpcL5._。

In postmodern novels coincidences leave protagonists to wonder about potential existential conspiracies.
在那些后现代主义小说里，各种巧合会令主人公怀疑他周围可能存在阴谋L*(3l~cEVDfKEi5s--*t。

3.allow to 允许

Allow to freeze solid for 3-4 hours or overnight.
允许冻结3-4小时或隔夜固体Xw5mMiKy,kq#,+|。

Apply solution to the tube and allow to become tacky.
在内胎上涂抹胶水并让它发粘3JvA]s;UK%4lcxKG。