Isopentylidene
亞異戊基
??? 情景例句
you can wash the dishes and clean up after dinner.
你就在晚餐后洗盤子和收拾桌子。
I wake my sister up.
我叫醒我妹妹。
I'll get another one now, said her mother.Don't worry.
“我這就再去拿一支，”她媽媽說，“別擔心?！?/div>
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