TOEFL పదజాలం

greenhouse gas emissions attributable to a person, product, or activity

碳足迹

reservoir taking in more carbon than it releases over a period

碳汇

office that helps students prepare for employment

就业指导中心；职业发展中心

load of goods carried by a vehicle

货物；所载货物

animal whose diet consists mainly of other animals

肉食动物

to continue doing an activity, especially after a pause or interruption

继续；接着做

to perform a task, follow a procedure, or put a plan into action

实施；执行；开展

maximum population size an environment can sustain

环境容纳量；承载力

shape a hard material by cutting away parts

雕刻；通过切去部分材料形成物体或图案

A particular situation or example being considered.

情况；事例；正在考虑的某个具体情境或实例

detailed investigation of one case

案例研究；对个人、群体、事件、组织或情境的深入研究

crop grown mainly for sale

以销售为主的经济作物

form a sculpture by filling a mold with material that hardens

浇铸；把液态材料注入模具并使其硬化成形

substance increasing reaction rate without net consumption

催化剂

increase reaction rate by acting as catalyst

催化

quantity of aquatic animals caught

渔获；捕捞量

maximum allowed fishing catch

捕捞限额

To do work that was missed so that progress reaches the expected level again.

补上落下的学习或工作；赶上进度

to do or review something that was missed or left unfinished earlier

补做；补看；补上

sort data into meaningful groups

分类；根据共同特征把信息、物体或回答分成不同组别

a group of people or things that share a feature used to classify them

类别；种类

large farm bovines kept for meat milk or work

牛；牛群

Something that produces an event or situation.

原因；起因；促使某件事发生的事物

soldiers trained to fight while mounted on horses

骑兵

to stop happening or stop doing something

停止；终止

A person who is widely known to the public, especially through entertainment, sport, or media exposure.

名人；广为公众所知的人，尤指因娱乐、体育或媒体曝光而出名的人

basic structural and functional unit of life

细胞

process in which one cell produces new cells

细胞分裂

boundary regulating movement into and out of a cell

细胞膜