滑雪者在选择购买保险的问题上应该尤其慎重。Skiers should be particularly choosy about the insurance policy they buy.经过慎重考虑，我决定结束我的婚姻。After much thought I decided to end my marriage.但要慎重：这个选择代价不菲。But be warned: this is not a cheap option....
在开始使用前把氢氧化钾电介质压入蓄电池.The potassium hydroxide electrolyte is forced into the cells just before use.在电介质的其余部分,单位体积的静电荷仍为零.Within the remainder of the dielectric the net charge per unit volume remains zero.样品在辐照前后,电介质特性发生了变化...
Leaf-shoots were beginning to sprout on the hawthorn...山楂树上开始长出叶芽。Slugs play merry hell with emerging shoots.蛞蝓会破坏长出的新芽。Trichomes are unicellular or pluricellular outgrowths from the epidermis of leaves, shoots, and root...
这种材料有不同的名称,如灰 、 炉渣 、 煤渣或矿渣.This material is variously termed ash, clinker, cinders or slag.在重新点火前先把煤渣耙出来.Rake out the cinders before you start a new fire.她进来时,我正在筛煤渣.I was sifting the cinders when she came in....