同一胎的两个孩子

bilateral

to rinse, to trick, to fool sb, to cook by dipping finely sliced ingredients briefly in boiling water or soup (generally done at the dining table)

twofold, dual, diploid, double

v. 摇动, 挥动, 往外扔, swing, fling; 拋开, throw off, leave somebody behind

bipartite, double-edged, two-sided, bidirectional, double-faced