Alder
[ 'ɔ:ldə ]
第4级
其它 Other
n. 桤木;
📝 例句
Modification for synthetic purposes on the Diels - Alder adducts 56 and 62 has only rarely been considered.
为了达到合成的目的,对Diels-Alder加 成物(56)和(62)加以改造的问题很少有人考虑.
📖 牛津释义
alder
n
tree of the birch family, usu growing in marshy places 桤木(桦木科, 通常生长於沼泽地带).
🗣️ 情景例句
But our anniversary isn't until Saturday.
但是要到星期六才是我们结婚周年呀。
Yes, I have got the license from the Bank of China. Here you are.
是的,我已得到中国银行的许可。请过目。
Are there any houses in the picture?
画里面有房子吗?
更多情景英语 ›
📊 同为高级词汇
annihilate
vt. 歼灭,毁灭;使消失;彻底击败,战胜;使无效,使废弃;
vi. 湮灭,湮没;
gill
n. 鳃, 菌褶, 沟壑, 少女\\nvt. 用刺网捕, 去除内脏\\nvi. 被刺网捕住
drought
n. 干旱(时期),旱季;旱灾;(长期的)缺乏;枯竭;
azure
adj.& n. 蔚蓝(的),天蓝色(的);
浏览全部高级词汇 ›