etching是什么意思？

Stencil manufacturing techniques include chemical etching, laser cutting and electroforming.钢网制作技术包括化学腐蚀, 激光切割和电铸.Original plate: Relief printing plate produced bu 7 photomechanical etching as distinct from electrotyping...

etching的复数形式为：etchings...

Mary is very keen on etching.玛丽很喜爱蚀刻艺术.The concern with etching beyond this point should be clear.刻蚀超越此值的后果应该是清楚的.The artist must have spent hours etching the image on the glass.这位美术家一定花了好几小时把这画像蚀刻在玻璃上....

etching的音标：etching的英式发音音标为：['etʃɪŋ]etching的美式发音音标为：['ɛtʃɪŋ]...

I doubt whether he is in good faith.我怀疑他是否有诚意.This report was published in good faith but we regret any confusion which may have been caused.我们发表这篇报道的初衷是好的，但对可能已造成的混乱深感歉意。She signed the letter in good faith, not realizin...

A flashlight beam probed the underbrush only yards away from their hiding place...一束手电筒的光束在离他们的藏身之地只有几码远的灌木丛里搜寻着。I saw the sudden flare of a flashlight in the darkness.我看到手电筒在黑暗中突然闪出的亮光.Sam was flicking a flashlight on a...

n.酮基已糖，人造糖...

guggle的音标：guggle的英式发音音标为：['gʌgl]guggle的美式发音音标为：['gʌgəl]...

vi.参加保龄球赛（bowl的过去式与过去分词形式）...

plunged的音标：...

“庆贺”的反义词：哀悼, 诅咒, 吊唁。...

He sifts you to free you from your husks.他将你们筛选,使你们摆脱麸糠.The sunshine sifts through the cloud.阳光透过云层照射下来.I think that Shan is that the oral quiz sifts out impossibly an able man.我觉得单是面试不可能把能者筛选出来....

当磨合发动机时，最初的1,000英里里程内尽量不要高速行驶。When breaking in an engine, you probably should refrain from high speed for the first thousand miles.乘车出行者的比率上升了22%，与之相对应，人均骑自行车的行驶里程下降了19%。A 22 per cent increase in car travel corresponds w...

adj.新石器时代的...

石蒜胺，雪花莲胺，力可拉敏...

laminiferous的音标：laminiferous的英式发音音标为：[læmɪ'nɪfərəs]laminiferous的美式发音音标为：[læmɪ'nɪfərəs]...

mast的第三人称单数（三单）为：masts...

chaplaincy的音标：chaplaincy的英式发音音标为：['tʃæplɪnsi]chaplaincy的美式发音音标为：[]...

The post - arc characteristic is related to the shape and structure of fulgurite tightly.熔断器的弧后特性与熔断器的残躯形状和结构有着密切的关系.Because the post - arc fulgurite current is very small, it is required that measurement equipments have...