It was synthesized from alkene,alkenyl fatty acid ester,and alkenyl unsaturated fatty acid amide or alkenyl sulphonate as main raw materials in the solvent of free radical initiator under the conditions:55～85℃;5～9MPa;3～8h.
以烯烃、烯烃基脂肪酸酯和烯属不饱和酰胺或烯属磺酸盐为主要原料，在含自由基引发剂的溶剂中，温度：５５～８５℃；压力：５～９ＭＰａ；时间：３～８ｈ共聚而成。
not neat and smart in appearance.
外观上不整洁的且不时髦的。
(of clothing,etc)practical rather than fashionable
（指衣着等）实用而不时髦的
(slang) rigidly conventional or old-fashioned.
（俚语）非常传统或者不时髦。
Too old to be fashionable, suitable, or useful;outmoded.
过时的陈旧不时髦的，不合适的或无用的；过时的
A girl or woman regarded as dull, plain, or unfashionable.
邋遢女人暗淡、平常、不时髦的女孩或女人
He is not a go person.
他不是个赶时髦的人。
Both items are not fashionable.
两个品种并不都很时髦。
dress well, badly, fashionably, gaudily, etc
穿得好、 不好、 时髦、 俗气等
She is very conservative and does not like modern fashions.
她很守旧，不喜欢时髦。
She is none the more beautiful because she wears a fancy dress.
即使她身穿时髦洋装，却一点也不漂亮。
She spends a lot of money following the fashion
为赶时髦她花费了不少钱
Make-up is required to Be not only Beautiful But also tasteful.
打扮不仅要时髦，更要得体。
She spent a lot of money to follow the fashion.
为赶时髦她花费了不少钱。
Stagflation is a very unpopular buzz word in the business world.
滞胀是商界不受欢迎的时髦词语。
The "modern note" would have pursued them.
“时髦的乐调”会追逐他们纠缠不休。
Elaine: I need something comfortable yet stylish.
伊莲?我想要些舒服又不失时髦的款式。
I have not tried to bring myself up to date, either from indifference or from fear.
我不想赶时髦，既不是出于冷漠，也不是出于胆怯。
Long skirts have been out of fashion for a long time, but they are coming back.
长裙已有很长时间不流行了，但现在又时髦起来。