backcross是什么意思？

backcross的现在完成时为：backcrossed...

backcross的音标：backcross的英式发音音标为：[bækk'rɒs]backcross的美式发音音标为：[bækk'rɒs]...

backcross的现在进行时为：backcrossing...

backcross的复数形式为：backcrosses...

backcross的一般过去时为：backcrossed...

backcross的第三人称单数（三单）为：backcrosses...

A burro is carrying salt of one large bag backcross a river.有一头驴子驮着一大袋子盐过河.The method can be conveniently applied to practical backcross breeding programs.该方法可以很方便地应用于实际的回交育种....

“微粒的”的英语可以翻译为：atomic，microdot，particulate ...

minister的近义词/同义词有：clergyman, guide, spiritual, pastor, chaplain, shepherd, functionary, resident, cleric, president, teacher, governor, pastor, chaplain, priest, govern, clergyman, emissary。n.minister的近义词（神职人员）：clergyman...

itemize的现在进行时为：itemizing...

fasts的音标：...

n.沙蚕...

“软膏”的拼音为：ruǎn gāo...

v.（国际象棋的）和棋( stalemate的过去式和过去分词 )，（争执的）僵持，僵局...

n.吸收性，吸光度，吸收能力，吸光率（度）...

cymograph的音标：cymograph的英式发音音标为：['saɪməgræf]cymograph的美式发音音标为：['saɪməˌgræf]...

“抗生性”的英语可以翻译为：antibiosis ...

activol的音标：activol的英式发音音标为：['æktɪvɒl]activol的美式发音音标为：['æktɪvɒl]...

adj.不可爱的...

He that won't be counsell'd , can't be help'd.不听劝告的人, 没法帮助他....

bridgeboard的音标：bridgeboard的英式发音音标为：[b'rɪdʒbɔ:d]bridgeboard的美式发音音标为：[b'rɪdʒbɔd]...

lappet的音标：lappet的英式发音音标为：['læpɪt]lappet的美式发音音标为：['læpɪt]...